
US Patent No: 6,704,563
Number of patents in Portfolio can not be more than 2000
Systems and methods for prerating costs for a communication event
Stats
-
Mar 9, 2004
Issued date -
Aug 11, 1999
filing date -
09/371,176
serial no -
In Force
status
Importance
Loading Importance Indicators...
Abstract
Systems and methods for prerating communication events, such as telephone calls, for prepaying customers are described. The systems and methods permit, at the beginning of a communication event, the determination of a time limit for the event based on the available balance in a prepayment account associated with the event.
Loading the Abstract Image...
First Claim
Related Publications
Loading Related Publications...
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
|
|
|||
| 6,016,344 Telephonic-interface statistical analysis system | 43 | 1989 | |
| 5,365,575 Telephonic-interface lottery system | 157 | 1991 | |
| 5,553,120 Telephonic-interface game control system | 101 | 1993 | |
| 5,828,734 Telephone interface call processing system with call selectivity | 66 | 1993 | |
| 5,561,707 Telephonic-interface statistical analysis system | 120 | 1993 | |
| 5,787,156 Telephonic-interface lottery system | 136 | 1994 | |
| 5,898,762 Telephonic-interface statistical analysis system | 35 | 1995 | |
| 5,684,863 Telephonic-interface statistical analysis system | 47 | 1995 | |
| 5,815,551 Telephonic-interface statistical analysis system | 68 | 1995 | |
| 5,917,893 Multiple format telephonic interface control system | 50 | 1995 | |
| 5,793,846 Telephonic-interface game control system | 35 | 1995 | |
| 6,044,135 Telephone-interface lottery system | 63 | 1998 | |
|
|
|||
| 4,831,647 Radiotelephone credit card data communications | 102 | 1987 | |
| 4,860,336 Radiotelephone credit card data communications | 87 | 1988 | |
| 4,942,598 Telephone answering machine in paging systems with automatic number identification based message operations | 265 | 1988 | |
| 4,984,290 Method of controlling communications in a cellular radiotelephone system | 32 | 1988 | |
| 4,860,341 Radiotelephone credit card call approval synchronization | 119 | 1989 | |
| 5,063,588 Communication system providing automatic identification of calling parties | 128 | 1989 | |
| 4,979,207 Method of processing cellular telephone call detail data for billing multi-line customers for cellular telephone services | 89 | 1990 | |
| 5,127,040 Radiotelephone telephone number down loading | 85 | 1990 | |
| 5,138,650 Cordless telephone with internal debit and credit memory | 156 | 1990 | |
| 5,128,938 Energy saving protocol for a communication system | 200 | 1991 | |
| 5,303,297 Dynamic pricing method and apparatus for communication systems | 194 | 1991 | |
|
|
|||
| 5,187,710 Method and apparatus for the billing of value-added communications calls | 101 | 1990 | |
| 5,185,781 Automation of telephone operator assistance calls | 76 | 1991 | |
| 5,222,125 System for providing personalized telephone calling features | 200 | 1991 | |
| 5,206,899 Arrangement for outbound telecommunications | 92 | 1991 | |
| 5,276,444 Centralized security control system | 168 | 1991 | |
| 5,311,572 Cooperative databases call processing system | 191 | 1991 | |
| 5,353,335 Multilingual prepaid telephone system | 217 | 1992 | |
| 5,282,243 Recording of automatic number identification to identify lost customers | 54 | 1992 | |
| 5,309,501 Arrangement for detecting fraudulently identified mobile stations in a cellular mobile telecommunications network | 146 | 1993 | |
|
|
|||
| 5,590,181 Call-processing system and method | 154 | 1993 | |
| 5,799,156 System for determining an alternative application to receive message from first application when the number of times to resend the message to second application is exceeded | 64 | 1995 | |
| 5,873,099 System and method for maintaining redundant databases | 42 | 1995 | |
| 5,586,175 Call-processing system and method | 65 | 1995 | |
| 5,633,919 Real-time billing system for a call processing system | 83 | 1995 | |
| 5,854,833 Processing using DEF records | 50 | 1995 | |
| 5,615,251 Real-time reconfiguration | 26 | 1995 | |
| 5,638,430 Call validation system | 74 | 1995 | |
| 6,016,343 Call-processing system and method | 62 | 1996 | |
|
|
|||
| 5,384,831 System for providing personalized telephone calling features | 179 | 1992 | |
| 5,381,467 Telephone call billing system | 119 | 1992 | |
| 5,495,521 Method and means for preventing fraudulent use of telephone network | 101 | 1993 | |
| 5,465,293 Apparatus and method for screening foreign incollect calls to domestic non-collect call telephone numbers to reduce fraud | 37 | 1993 | |
| 5,675,607 Method and apparatus for facilitating the making of card calls | 94 | 1995 | |
| 5,737,701 Automatic authentication system | 79 | 1995 | |
| 5,627,887 Method for processing collect calls | 58 | 1996 | |
| 5,946,380 Communications system and method with call expenditure control | 28 | 1997 | |
|
|
|||
| 4,191,860 Data base communication call processing method | 384 | 1978 | |
| 4,224,472 Method and apparatus for apportioning call charges | 16 | 1979 | |
| 4,277,649 Method and apparatus for screening telephone calls | 300 | 1980 | |
| 4,310,726 Method of identifying a calling station at a call terminating facility | 73 | 1980 | |
| 4,791,640 Call charging arrangement | 58 | 1985 | |
| 4,899,373 Method and apparatus for providing personalized telephone subscriber features at remote locations | 273 | 1986 | |
| 4,996,705 Use of telecommunications systems for lotteries | 153 | 1987 | |
| 4,893,330 Method and apparatus for restricting credit card communication calls | 97 | 1989 | |
|
|
|||
| 5,546,444 Methods and apparatus for communicating data via a cellular network control channel | 178 | 1994 | |
| 5,526,401 Methods and apparatus for acknowledging a paging message via a cellular network control channel | 129 | 1994 | |
| 5,797,097 Method and apparatus for identifying the location of a roaming pager | 61 | 1995 | |
| 5,794,144 Methods and apparatus for communicating data via a cellular mobile radiotelephone system | 73 | 1996 | |
| 5,873,043 System for communicating messages via a forward overhead control channel | 117 | 1996 | |
| 6,154,648 Methods and apparatus for communicating data via a cellular mobile radiotelephone system | 73 | 1997 | |
| 6,125,275 Cellular communications device for communicating data via a cellular network control channel | 33 | 1998 | |
| 6,108,537 Method and system for performing a predetermined operation related to a predetermined class of cellular sources | 45 | 1998 | |
|
|
|||
| 5,222,120 Long distance telephone switching system with enhanced subscriber services | 204 | 1990 | |
| 5,550,899 Long distance telephone switching system with enhanced subscriber services | 19 | 1993 | |
| 5,555,290 Long distance telephone switching system with enhanced subscriber services | 63 | 1995 | |
| 5,677,945 Account balancing and monitoring system for a telecommunications network | 43 | 1995 | |
| 5,940,755 System and method for wireless network of unlicensed personal communications service areas with local switch interfaces and enhanced customer features | 28 | 1996 | |
| 6,075,982 Wireless prepaid platform integration with standard signaling | 79 | 1997 | |
| 5,987,118 Method and computer program logic for providing an intelligent network operator console with enhanced services | 102 | 1997 | |
|
|
|||
| 4,955,049 Method of supervising mobile telephone subscriptions in a mobile telephone system | 57 | 1989 | |
| 5,517,549 Call logging in cellular subscriber stations | 32 | 1993 | |
| 5,579,375 Call transfer within cellular communications system | 124 | 1995 | |
| 5,561,854 Restoration of a home location register in a mobile telephone system | 31 | 1995 | |
| 5,781,855 Method and apparatus for identifying call records for a call in a cellular communication network | 8 | 1996 | |
| 6,070,066 Methods for cellular pay phone/debit phone support | 5 | 1997 | |
| 5,995,822 Method for handling parallel transactions on telephone pre-paid accounts | 55 | 1997 | |
|
|
|||
| 5,418,844 Automatic access to information service providers | 161 | 1992 | |
| 5,469,496 Personal communications service using wireline/wireless integration | 174 | 1994 | |
| 5,579,379 Personal communications service having a calling party pays capability | 160 | 1994 | |
| 5,524,146 Automatic access to communication service providers | 137 | 1995 | |
| 5,526,413 Advanced intelligent network access by customer premise equipment | 110 | 1995 | |
| 5,610,972 Personal communications service using wireline/wireless integration | 187 | 1995 | |
| 5,758,281 Personal communications service using wireline/wireless integration | 213 | 1995 | |
|
|
|||
| 5,450,479 Method and apparatus for facilitating the making of card calls | 83 | 1992 | |
| 5,473,681 Method for use in completing telephone calls | 48 | 1993 | |
| 5,689,552 Telephone calling with automatic billing | 9 | 1993 | |
| 5,450,477 Monitoring of charges debited to an account having an assigned limit | 128 | 1993 | |
| 5,544,229 System for providing personalized telephone calling features | 73 | 1995 | |
|
|
|||
| 5,610,973 Interactive roamer contact system for cellular mobile radiotelephone network | 108 | 1991 | |
| 6,044,265 Methods and apparatus for cellular set programming | 48 | 1995 | |
| 5,485,505 Apparatus and method for remotely initiating operation of a cellular telephone | 168 | 1995 | |
| 5,544,227 Radiotelephone communications system with direct access to interoffice telephone trunk circuits and interface therefor | 62 | 1995 | |
| 5,815,561 Method and system for providing a demarcated communication service | 35 | 1996 | |
|
|
|||
| 6,058,300 Prepay telecommunications system | 117 | 1997 | |
| 6,029,062 Prepay telecommunications system with unregistered roaming call processing | 74 | 1997 | |
| 6,035,025 System and method for a prepaid bundled telecommunications account | 110 | 1998 | |
| 6,208,851 Prepay telecommunications system | 43 | 1999 | |
|
|
|||
| 5,265,155 Method and apparatus for prepayment of telecommunication connections in a telecommunication switching network | 102 | 1991 | |
| 5,359,642 Method and apparatus for prepayment of telecommunication connections by registered groups of subscribers in a telecommunication switching network | 104 | 1993 | |
| 5,440,621 Apparatus for prepayment of telecommunication connections in a telecommunication switching network without utilization of rate schedules and call cost computations | 97 | 1993 | |
| 5,774,535 Telecommunication-time metering device utilizable for prepayment of information transfers between information transferring devices within a telecommunication network | 33 | 1995 | |
|
|
|||
| 5,003,595 Secure dial access to computer systems | 179 | 1989 | |
| 5,608,778 Cellular telephone as an authenticated transaction controller | 154 | 1994 | |
| 5,559,871 Call charge control and notification | 92 | 1994 | |
| 5,577,110 Access to capabilities of other telephone stations | 28 | 1995 | |
|
|
|||
| 5,297,189 Wireless telephone service subscription data user access method | 77 | 1991 | |
| 5,319,699 Wireless telephone service subscriber call routing method | 58 | 1991 | |
| 5,303,285 Wireless telephone service access method | 59 | 1993 | |
|
|
|||
| 5,572,583 Advanced intelligent network with intelligent peripherals interfaced to the integrated services control point | 291 | 1994 | |
| 5,583,920 Intelligent peripheral in video dial tone network | 249 | 1994 | |
| 5,694,455 Mobile audio program selection system using public switched telephone network | 52 | 1996 | |
|
|
|||
| 5,301,223 Cellular telephone system with remote programming, voice responsive registration and real time billing | 142 | 1992 | |
| 5,673,306 Cellular rental phone system and method having realtime data collection and billing | 87 | 1992 | |
| 5,517,555 Real time information system for cellular telephones | 181 | 1994 | |
|
|
|||
| 5,301,234 Radiotelephone installation for prepayment operation with security protection | 59 | 1991 | |
| 5,909,485 Method of prepaying for consumption of telephone calls | 53 | 1997 | |
| 5,991,413 Process for the acceptance of a virtual prepaid card use request permitting the reuse of its serial number | 170 | 1997 | |
|
|
|||
| 4,958,368 Customer activation system | 81 | 1988 | |
| 4,965,821 Cellular mobile radiotelephone-based system for rental of mobile equipment | 129 | 1988 | |
| 5,274,802 Method for restoring lost databases by comparing existing database and generic database, and generating cellular switch commands to update the generic database | 64 | 1991 | |
|
|
|||
| 5,144,649 Cellular radiotelephone credit card paystation method | 122 | 1990 | |
| 5,159,625 Method of selecting the cellular system with which a cellular mobile radiotelephone communicates | 206 | 1990 | |
| 5,220,593 Cellular radiotelephone credit card paystation method | 132 | 1992 | |
|
|
|||
| 5,109,401 Radio telecommunication apparatus capable of controlling call charges | 82 | 1990 | |
| 5,268,958 Method for allocating incoming-call to extension telephone sets in private branch exchange and private branch exchange having automatic incoming-call allocating function | 51 | 1992 | |
| 5,327,482 Public cordless telephone system with coin/card insertion inhibiting means | 55 | 1992 | |
|
|
|||
| 4,594,663 Credit transaction processing system | 153 | 1983 | |
| 4,587,379 Card authenticating apparatus for card-based transaction processing system | 134 | 1984 | |
| 4,879,744 Card-operated telephone | 94 | 1988 | |
|
|
|||
| 4,776,003 Cellular mobile radio credit card system | 127 | 1986 | |
| 4,777,646 Communication system | 63 | 1986 | |
| 4,951,308 Automated vending of cellular hand-held telephones and cellular telephone services | 147 | 1988 | |
|
|
|||
| 5,325,418 Cellular phone accounting system | 96 | 1991 | |
| 5,625,669 Mobile phone with internal call accounting controls | 176 | 1994 | |
| 5,577,100 Mobile phone with internal accounting | 186 | 1995 | |
|
|
|||
| 5,592,535 Mobile-radio network with debit accounts | 152 | 1996 | |
| 5,577,101 Telepoint system which charges an account of the subscriber rather charging an account of the private base station through a call is established | 52 | 1996 | |
|
|
|||
| 5,345,595 Apparatus and method for detecting fraudulent telecommunication activity | 215 | 1992 | |
| 5,615,408 Apparatus and method for credit based management of telecommunication activity | 71 | 1993 | |
|
|
|||
| 5,511,114 Telephone pre-paid calling card system and method | 276 | 1994 | |
| 5,721,768 Pre-paid card system and method | 265 | 1996 | |
|
|
|||
| 5,854,975 Prepaid security cellular telecommunications system | 128 | 1995 | |
| 5,778,313 Pre-paid cellular telephone system | 114 | 1995 | |
|
|
|||
| 5,719,926 Prepaid long-distance telephone service system with flexible operating parameters | 75 | 1996 | |
| 5,953,398 Prepaid long-distance telephone service system with flexible operating parameters | 90 | 1997 | |
|
|
|||
| 4,852,149 Automated call filter | 59 | 1988 | |
| 5,161,181 Automatic number identification blocking system | 117 | 1990 | |
|
|
|||
| 5,517,559 Apparatus for and method of verifying service user's information | 30 | 1993 | |
| 5,583,918 Credit card-based accounting service system for a network | 118 | 1994 | |
|
|
|||
| 5,359,182 Wireless telephone debit card system and method | 198 | 1992 | |
| 6,003,770 Wireless telephone debit card system and method | 47 | 1997 | |
|
|
|||
| 5,068,891 Credit control system for long distance telephone services | 156 | 1989 | |
| 5,790,636 Telephone travel card system under the control of its customers | 81 | 1994 | |
|
|
|||
| 5,289,528 Automatic telephone answering apparatus with call forwarding arrangement | 39 | 1992 | |
| 5,448,627 Telephone apparatus with call forwarding arrangement | 33 | 1994 | |
|
|
|||
| 5,321,735 Method and apparatus for selective real time authorization and billing of calls in a public telepoint system | 50 | 1992 | |
| 5,404,580 Radio having memory means for storing radio user validation code | 116 | 1994 | |
|
|
|||
| 5,377,267 Method of authentication with improved security for secrecy of authentication key | 31 | 1993 | |
| 5,396,558 Method and apparatus for settlement of accounts by IC cards | 100 | 1993 | |
|
|
|||
| 5,509,056 Method and apparatus for executing automatic calling card access in cellular telephones | 60 | 1994 | |
| 5,732,346 Translation and connection device for radio frequency point of sale transaction systems | 124 | 1996 | |
|
|
|||
| 4,399,330 Communications system, in particular a telephone system, for connecting mobile subscriber terminal devices | 51 | 1981 | |
| 5,276,731 Method and apparatus for handling incoming telephone calls | 278 | 1991 | |
|
|
|||
| 5,546,446 Public telephone system using a prepaid card to enable communication | 42 | 1994 | |
| 5,563,934 Pay phone call control apparatus for allowing calls using pre-paid cards | 40 | 1995 | |
|
|
|||
| 5,408,519 Telecommunications system having a local area network with concurrently processing nodes | 80 | 1993 | |
| 5,469,497 Networked interactive call management subsystems with prevention of simultaneous use of a single account number | 126 | 1994 | |
|
|
|||
| 5,272,747 Mobile pay telephone system | 102 | 1991 | |
| 5,765,108 Telecommunications system | 73 | 1995 | |
|
|
|||
| 2005/0154,658 System and Method for Automatic Investment Planning | 1999 | ||
| 2005/0154,658 System and Method for Automatic Investment Planning | 1999 | ||
|
|
|||
| 5,850,599 Portable cellular telephone with credit card debit system | 114 | 1996 | |
|
|
|||
| 4,706,275 Telephone system | 285 | 1985 | |
|
|
|||
| 5,727,057 Storage, transmission, communication and access to geographical positioning data linked with standard telephony numbering and encoded for use in telecommunications and related services | 269 | 1994 | |
|
|
|||
| 5,040,177 Access network for a cordless telephone service | 60 | 1990 | |
|
|
|||
| 6,035,021 Telephonic-interface statistical analysis system | 74 | 1995 | |
|
|
|||
| 4,756,020 Method and apparatus for disallowing the extension of a call through a network | 182 | 1987 | |
|
|
|||
| 5,606,602 Bidding for telecommunications traffic | 171 | 1995 | |
|
|
|||
| 5,673,299 Adjunct controller for a telephone system | 47 | 1994 | |
|
|
|||
| 4,930,154 Audible logo for identifying a common carrier | 15 | 1989 | |
|
|
|||
| 5,438,615 Method of providing message service for pinless limited access telecommunications | 58 | 1994 | |
|
|
|||
| 5,185,782 ACD arrangement for automatically returning a call at a time specified by the original caller | 183 | 1991 | |
|
|
|||
| 4,935,956 Automated public phone control for charge and collect billing | 242 | 1989 | |
|
|
|||
| 4,312,362 Single sample needle with vein entry indicator | 28 | 1980 | |
|
|
|||
| 5,369,699 Adaptable personnel supervisory system with automatic fee collection | 89 | 1993 | |
|
|
|||
| 5,960,416 Real time subscriber billing at a subscriber location in an unstructured communication network | 161 | 1997 | |
|
|
|||
| 4,845,740 Radiotelephone system adapted to read a credit card | 75 | 1988 | |
|
|
|||
| 5,850,518 Access-method-independent exchange | 40 | 1994 | |
|
|
|||
| 5,216,703 Piggy-back number and routing isolation for cellular telephone switches | 68 | 1991 | |
|
|
|||
| 5,722,067 Security cellular telecommunications system | 149 | 1994 | |
|
|
|||
| 5,426,634 Flexible call-processing apparatus for ISDN telephone channels | 18 | 1992 | |
|
|
|||
| 5,570,416 Call center management system | 23 | 1994 | |
|
|
|||
| 5,007,077 Coin telephone message and management system | 18 | 1990 | |
|
|
|||
| 4,192,972 Pay-telephone station with deferred collection | 34 | 1978 | |
|
|
|||
| 4,777,647 Pay station telephone interface | 34 | 1986 | |
|
|
|||
| 5,465,289 Cellular based traffic sensor system | 107 | 1993 | |
|
|
|||
| 5,550,897 Cellular telephone calling system using credit card validation | 56 | 1994 | |
|
|
|||
| 5,467,388 Method and apparatus for selectively blocking incoming telephone calls | 303 | 1995 | |
|
|
|||
| 4,930,150 Telephonic interface control system | 103 | 1988 | |
|
|
|||
| 5,561,706 System for managing access by mobile users to an interconnected communications network where a billing authority is identified by a billing code from the user | 41 | 1992 | |
|
|
|||
| 5,692,037 On demand real time telephone billing equipment | 48 | 1995 | |
|
|
|||
| 5,579,376 Phantom mobile-identification number method and apparatus | 93 | 1995 | |
|
|
|||
| 5,311,569 Line-based public safety answering point | 41 | 1992 | |
|
|
|||
| 5,864,604 Method of providing message service for limited access telecommunications | 110 | 1997 | |
|
|
|||
| 4,585,904 Programmable computerized telephone call cost metering device | 139 | 1984 | |
|
|
|||
| 5,103,449 PBX transparent ANI and DNIS using VRU | 46 | 1989 | |
|
|
|||
| 5,814,798 Method and apparatus for personal attribute selection and management using prediction | 90 | 1997 | |
|
|
|||
| 4,243,841 Digitally activated coin control circuit | 6 | 1979 | |
|
|
|||
| 4,680,785 Personal-signaling communication system | 242 | 1984 | |
|
|
|||
| 5,164,923 Cumulative operational timers and methods for cellular telephones | 15 | 1991 | |
|
|
|||
| 5,991,615 Truck communication system | 28 | 1997 | |
|
|
|||
| 5,046,088 Converter for in-band routing and/or origination information | 94 | 1989 | |
|
|
|||
| 5,339,352 Directory assistance call completion via mobile systems | 120 | 1992 | |
|
|
|||
| 5,243,643 Voice processing system with configurable caller interfaces | 88 | 1991 | |
|
|
|||
| 6,101,378 Pre-paid cellular telephone system | 89 | 1996 | |
|
|
|||
| 4,332,985 Automatic calling methods and apparatus | 48 | 1980 | |
|
|
|||
| 5,423,068 Method of managing, in a telecommunication network, user data of a user who may move from a base work area associated with a base exchange to another work area associated with another exchange | 28 | 1993 | |
|
|
|||
| 5,412,726 Telecommunication installation with secure remote loading of prepayment means and corresponding remote loading process | 42 | 1993 | |
|
|
|||
| 6,058,173 Real-time call rating and debiting system | 22 | 1998 | |
|
|
|||
| 5,396,545 Self configuring data card terminal | 34 | 1993 | |
|
|
|||
| 5,657,377 Portable telephone user profiles | 14 | 1993 | |
|
|
|||
| 5,384,825 Method for memory dialing for cellular telephones | 47 | 1993 | |
|
|
|||
| 4,698,752 Data base locking | 46 | 1986 | |
|
|
|||
| 4,640,986 Mobile radio communication system | 49 | 1984 | |
|
|
|||
| 5,409,092 Vending system capable of renewing record of a prepaid card | 121 | 1991 | |
|
|
|||
| 5,748,720 Removable subscriber identification module for a mobile radio terminal | 55 | 1996 | |
|
|
|||
| 6,157,823 Security cellular telecommunications system | 79 | 1998 | |
|
|
|||
| 5,327,485 Telephone lottery play system | 66 | 1992 | |
|
|
|||
| 5,301,246 Data communications equipment security device using calling party directory number | 52 | 1992 | |
|
|
|||
| 5,371,493 Radio paging receiver wherein programming information is readout from a discardable data card inserted therein | 57 | 1992 | |
|
|
|||
| 5,845,211 Wireless digital network | 189 | 1995 | |
|
|
|||
| 5,812,945 Metered payment cellular telephone communication system | 53 | 1995 | |
|
|
|||
| 5,592,537 Method of providing message service for limited access telecommunications | 54 | 1994 | |
|
|
|||
| 5,732,131 System and method for implementing local number portability | 32 | 1996 | |
|
|
|||
| 4,351,028 Meters for measuring electrical energy consumption | 80 | 1980 | |
|
|
|||
| 5,345,498 Mobile communications systems and interconnections strategies for use between different networks and different tariffs of such systems | 39 | 1993 | |
|
|
|||
| 4,595,983 Central office powered credit only telephone paystation | 58 | 1983 | |
|
|
|||
| 5,329,578 Personal communication service with mobility manager | 699 | 1992 | |
|
|
|||
| 4,400,587 Overflow and diversion to a foreign switch | 138 | 1981 | |
|
|
|||
| 4,852,155 Systeme d'authentification analogique reciproque entre un terminal et une ligne de transmission | 20 | 1988 | |
|
|
|||
| 5,233,642 Cellular telephone usage monitoring system | 98 | 1991 | |
|
|
|||
| 6,070,367 Folding stage | 9 | 1997 | |
|
|
|||
| 5,502,761 Apparatus and method for relaying calling information to a pager or alternate telephone | 99 | 1994 | |
|
|
|||
| 5,752,186 Access free wireless telephony fulfillment service system | 127 | 1995 | |
|
|
|||
| 4,897,870 Network implemented pay telephone set | 50 | 1987 | |
|
|
|||
| 5,448,633 Telecommunications system for controlling access to a destination | 83 | 1994 | |
|
|
|||
| 5,602,906 Toll fraud detection system | 61 | 1993 | |
|
|
|||
| 4,901,340 System for the extended provision of cellular mobile radiotelephone service | 148 | 1988 | |
|
|
|||
| 5,819,176 Process for operating a mobile radiotelephone system utilizing subscriber indentification modules | 10 | 1996 | |
|
|
|||
| 5,646,839 Telephone-based personnel tracking system | 71 | 1994 | |
|
|
|||
| 5,138,648 Public modular-telephone management system | 32 | 1991 | |
|
|
|||
| 5,577,109 Pre-paid card system and method | 403 | 1995 | |
|
|
|||
| 5,352,876 Method and apparatus for transaction settlement | 114 | 1993 | |
|
|
|||
| 5,631,947 Mobile telephone device for storing a plurality of changable charge rates and time limit data | 96 | 1995 | |
|
|
|||
| 5,327,144 Cellular telephone location system | 474 | 1993 | |
|
|
|||
| 4,776,033 Selective calling and dialing arrangement for a mobile radio station in a radio transmission system | 9 | 1987 | |
|
|
|||
| 5,134,646 Voice messaging method and apparatus for pay phone telephone systems | 15 | 1990 | |
|
|
|||
| 4,410,765 Telephone call routing and charging system | 51 | 1981 | |
|
|
|||
| 4,518,824 Public telephone method and apparatus wherein the user's personal telephone number and a personal dialing code are used to effect debiting charges | 47 | 1982 | |
|
|
|||
| 5,008,929 Billing system for telephone signaling network | 214 | 1990 | |
|
|
|||
| 5,708,702 Dynamic STP routing in response to triggering | 90 | 1995 | |
|
|
|||
| 5,477,038 Method and apparatus for distributing currency | 339 | 1993 | |
|
|
|||
| 4,611,096 Telephone office service assist and handoff | 208 | 1983 | |
|
|
|||
| 5,148,472 Cellular telephone call administration system | 67 | 1990 | |
|
|
|||
| 5,291,543 Cellular telephone real time account administration system | 111 | 1992 | |
|
|
|||
| 5,826,185 Cellular phone system wherein the air time use is predetermined | 86 | 1996 | |
|
|
|||
| 4,755,872 Impulse pay per view system and method | 78 | 1985 | |
|
|
|||
| 4,300,041 Magnetic coded card acceptor | 12 | 1979 | |
| 4,264,956 Call cost monitor | 31 | 1979 | |
| 4,439,636 Credit card actuated telecommunication access network | 193 | 1982 | |
| 4,506,116 Security dialing system for long distance telephone systems | 8 | 1983 | |
| 4,517,412 Card-actuated telecommunication network | 35 | 1983 | |
| 4,776,000 Telephone communications system with portable handsets | 93 | 1987 | |
| 4,813,065 Computerized telephone accounting system | 70 | 1987 | |
| 5,014,301 International speaker telephone | 14 | 1989 | |
| 5,003,585 System for the payment of telephone calls in a private self-switching unit | 45 | 1989 | |
| 5,192,947 Credit card pager apparatus | 302 | 1990 | |
| 5,148,474 Interactive value-added telecommunications system and method | 119 | 1991 | |
| 5,341,414 Calling number verification service | 129 | 1992 | |
| 5,359,643 Telecommunications device with simplified calling procedures | 24 | 1993 | |
| 5,408,513 Portable credit card terminal interface | 43 | 1993 | |
| 5,428,677 Telephone card having calendar function and system for using same | 4 | 1993 | |
| 5,524,142 Method and apparatus for the billing of value-added communication calls | 46 | 1994 | |
| 5,504,808 Secured disposable debit card calling system and method | 147 | 1994 | |
Patent Citation Ranking
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 9, 2015 |
| Fee | Large entity fee | small entity fee | micro entity fee |
|---|---|---|---|
| Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
| Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |