US Patent No: 7,941,490

Number of patents in Portfolio can not be more than 2000

Method and apparatus for detecting spam in email messages and email attachments

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method and system for a character-based document comparison are described. In one embodiment, the method includes receiving an email message and determining a level of noise present in the message. The level of noise present in the email message is then utilized to determine whether the message is indicative of spam.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddressTotal Patents
SYMANTEC CORPORATIONMOUNTAIN VIEW, CA2160

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cowings, David O - 1 12

Cited Art Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (6)
5,121,345 System and method for protecting integrity of computer data and software 145 1990
5,790,789 Method and architecture for the creation, control and deployment of services within a distributed computer environment 388 1996
6,216,165 E-mail paging system and method 81 1999
2002/0007,301 Candidate chaser 25 2001
2003/0159,070 System and method for comprehensive general generic protection for computers against malicious programs that may steal information and/or cause damages 198 2002
2007/0143,432 System for processing electronic mail messages with specially encoded addresses 14 2007
 
TREND MICRO INCORPORATED (7)
5,440,723 Automatic immune system for computers and computer networks 359 1993
5,889,943 Apparatus and method for electronic mail virus detection and elimination 235 1996
6,182,227 Lightweight authentication system and method for validating a server access request 85 1998
6,549,957 Apparatus for preventing automatic generation of a chain reaction of messages if a prior extracted message is similar to current processed message 107 1998
6,272,641 Computer network malicious code scanner method and apparatus 127 1999
6,785,732 Web server apparatus and method for virus checking 178 2000
* 7,500,265 Apparatus and method to identify SPAM emails 4 2004
 
ESCOM CORPORATION (1)
* 7,249,175 Method and system for blocking e-mail having a nonexistent sender address 154 2000
 
COOPER UNION FOR THE ADVANCEMENT OF SCIENCE AND ART (1)
5,678,041 System and method for restricting user access rights on the internet based on rating information stored in a relational database 548 1995
 
AZURE NETWORKS, LLC (1)
* 2004/0073,617 Hash-based systems and methods for detecting and preventing transmission of unwanted e-mail 130 2003
 
AXWAY INC. (2)
6,393,568 Encryption and decryption system and method with content analysis provision 147 1997
2005/0081,059 Method and system for e-mail filtering 167 2004
 
Workman Nydegger;1000 Eagle Gate Tower (1)
* 7,398,315 Reducing unwanted and unsolicited electronic messages by preventing connection hijacking and domain spoofing 8 2003
 
SIEMENS ENTERPRISE COMMUNICATIONS, INC. (1)
6,505,237 Method and system for management of message attachments 79 2001
 
WINSTATE INVESTMENTS LIMITED, LLC (1)
5,930,479 Communications addressing system 231 1996
 
SONY ELECTRONICS INC. (1)
6,314,454 Method and apparatus for certified electronic mail messages 87 1998
 
BARRACUDA NETWORKS, INC. (1)
5,796,948 Offensive message interceptor for computers 199 1996
 
HITACHI, LTD. (1)
5,557,789 Text retrieval method and apparatus based on a handwritten keyword 28 1994
 
ORACLE INTERNATIONAL CORPORATION (1)
6,377,949 Method and apparatus for assigning a confidence level to a term within a user knowledge profile 86 1998
 
GOOGLE TECHNOLOGY HOLDINGS LLC (1)
6,157,630 Communications system with radio device and server 257 1998
 
APPLE INC. (1)
* 6,158,045 Portable debugging services utilizing a client debugger object and a server debugger object with flexible addressing support 71 1995
 
DISNEY ENTERPRISES, INC. (3)
5,870,546 Method and apparatus for redirection of server external hyper-link reference 225 1997
6,466,966 Method and apparatus for redirection of server external hyper-link references 71 2000
6,859,833 Method and apparatus for redirection of server external hyper-link references 69 2002
 
KABUSHIKI KAISHA TOSHIBA (1)
5,634,005 System for automatically sending mail message by storing rule according to the language specification of the message including processing condition and processing content 90 1996
 
ZAP ME (1)
6,523,120 Level-based network access restriction 16 1999
 
CRANBERRY PROPERTIES, LLC (2)
6,023,700 Electronic mail distribution system for integrated electronic communication 282 1997
6,182,118 System and method for distributing electronic messages in accordance with rules 107 1997
 
CANON KABUSHIKI KAISHA (1)
6,146,026 System and apparatus for selectively publishing electronic-mail 54 1997
 
INTERNATIONAL BUSINESS MACHINES CORPORATION (4)
5,874,955 Interactive rule based system with selection feedback that parameterizes rules to constrain choices for multiple operations 70 1996
6,571,275 Method and apparatus for filtering messages in a data processing system 71 1999
2002/0150,243 Method and system for controlled distribution of application code and content data within a computer network 53 2001
* 7,392,294 Decreasing data transmission volume from server to client device in data processing network 6 2004
 
GALLANTRY TECHNOLOGIES, INC. A CORPORATION OF CALIFORNIA (1)
2002/0147,780 Method and system for scanning electronic mail to detect and eliminate computer viruses using a group of email-scanning servers and a recipient's email gateway 44 2001
 
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. (4)
5,537,540 Transparent, secure computer virus detection method and apparatus 108 1994
5,822,527 Method and apparatus for information stream filtration using tagged information access and action registration 109 1997
6,226,630 Method and apparatus for filtering incoming information using a search engine and stored queries defining user folders 104 1998
6,718,321 Web-based electronic mail server apparatus and method using full text and label indexing 32 2001
 
LUCENT TECHNOLOGIES INC. (2)
5,696,898 System and method for database access control 278 1995
6,158,031 Automated code generating translator for testing telecommunication system devices and method 64 1998
 
GLASS, JEFFREY B., MR. (1)
* 2005/0060,643 DOCUMENT SIMILARITY DETECTION AND CLASSIFICATION SYSTEM 285 2004
 
MAILSHELL, INC. (1)
* 2005/0262,209 System for email processing and analysis 76 2005
 
SECURE COMPUTING CORPORATION (2)
* 7,870,203 Methods and systems for exposing messaging reputation to an end user 32 2006
2006/0251,068 Systems and Methods for Identifying Potentially Malicious Messages 43 2006
 
GOODMAIL SYSTEMS INC. (1)
5,999,967 Electronic mail filtering by electronic stamp 188 1997
 
MAILBLOCKS (1)
6,112,227 Filter-in method for reducing junk e-mail 221 1998
 
GOLDMAN, PHIL (1)
6,199,102 Method and system for filtering electronic messages 328 1997
 
FUJITSU LIMITED (1)
2006/0031,298 Electronic mail server, electronic mail delivery relaying method, and computer program 14 2002
 
SOUND VIEW INNOVATIONS, LLC (1)
5,619,648 Message filtering techniques 586 1994
 
SUN MICROSYSTEMS, INC. (4)
5,826,022 Method and apparatus for receiving electronic mail 145 1996
5,870,548 Method and apparatus for altering sent electronic mail messages 58 1996
5,864,684 Method and apparatus for managing subscriptions to distribution lists 107 1996
6,836,272 Frame buffer addressing scheme 13 2002
 
TTA WIRELESS TRANSFER CO., LLC (1)
5,978,837 Intelligent pager for remotely managing E-Mail messages 222 1996
 
High Technology Solutions, Inc. (1)
5,845,263 Interactive visual ordering system 212 1995
 
INVICTA NETWORKS, INC. (1)
7,010,698 Systems and methods for creating a code inspection system 29 2002
 
TORNADO TECHNOLOGIES CO., LTD. (1)
* 2004/0128,355 Community-based message classification and self-amending system for a messaging system 87 2002
 
HTC CORPORATION (1)
5,377,354 Method and system for sorting and prioritizing electronic mail messages 485 1993
 
BRIGHT LIGHT TECHNOLOGIES, INC. (2)
6,052,709 Apparatus and method for controlling delivery of unsolicited electronic mail 556 1997
5,999,932 System and method for filtering unsolicited electronic mail messages using data matching and heuristic processing 471 1998
 
Nokia, Inc. (1)
2003/0097,451 Personal data repository 99 2001
 
SYMANTEC CORPORATION (8)
2004/0054,917 Method and apparatus for detecting malicious code in the form of a trojan horse in an information handling system 50 2002
7,331,062 Method, computer software, and system for providing end to end security protection of an online transaction 20 2003
2004/0064,736 Method and apparatus for detecting malicious code in an information handling system 78 2003
2004/0123,157 Method, system, and computer program product for security within a global computer network 94 2003
2004/0187,023 Method, system and computer program product for security in a global computer network transaction 96 2004
* 2005/0108,339 Method and apparatus for filtering email spam using email noise reduction 23 2004
* 2005/0108,340 Method and apparatus for filtering email spam based on similarity measures 64 2004
2006/0288,076 Method and apparatus for maintaining reputation lists of IP addresses to detect email spam 40 2005
 
NORTEL NETWORKS LIMITED (1)
* 2001/0042,240 Source code cross referencing tool, B-tree and method of maintaining a B-tree 11 2000
 
YAHOO! INC. (1)
* 6,442,606 Method and apparatus for identifying spoof documents 83 1999
 
PINPOINT INCORPORATED (1)
5,835,087 System for generation of object profiles for a system for customized electronic identification of desirable objects 1104 1995
 
Aurora Communications Exchange Ltd. (1)
5,968,117 Device and system to facilitate accessing electronic mail from remote user-interface devices 66 1998
 
TELSOURCE CORPORATION, A NEW JERSEY CORPORATION (1)
* 2002/0199,120 Monitored network security bridge system and method 31 2002
 
THE TRAVELERS INDEMNITY COMPANY (1)
2002/0046,065 Method and system for insuring against loss in connection with an online financial transaction 23 2001
 
AMAZON.COM HOLDINGS, INC. (1)
6,360,254 System and method for providing secure URL-based access to private resources 267 1999
 
PRIME RESEARCH ALLIANCE E., INC., A CORPORATION OF BRITISH VIRGIN ISLANDS (1)
* 2001/0049,620 Privacy-protected targeting system 201 2001
 
NEC CORPORATION (3)
6,327,610 System for broadcasting electronic mails that separately stores and sends a portion of electronic mails with an access code for filtering and retrieving purpose 54 1998
6,334,140 Electronic mail server in which electronic mail is processed 58 1998
* 7,107,406 Method of prefetching reference objects using weight values of referrer objects 7 2002
 
FRED HERZ PATENTS LLC (1)
* 2006/0053,490 System and method for a distributed application and network security system (SDI-SCAM) 33 2003
 
Intermind Corporation (1)
5,862,325 Computer-based communication system and method using metadata defining a control structure 1296 1996
 
SOPHOS PLC (1)
* 2005/0041,789 Method and apparatus for filtering electronic mail 25 2004
 
GOZOOM.COM, INC. (1)
* 7,644,127 Email analysis using fuzzy matching of text 34 2005
 
BRIGHT RESPONSE, LLC (1)
6,411,947 Automatic message interpretation and routing system 138 1998
 
MICROSOFT TECHNOLOGY LICENSING, LLC (12)
5,438,433 System and method for facsimile cover page storage and use 96 1994
5,956,481 Method and apparatus for protecting data files on a computer from virus infection 250 1997
6,161,130 Technique which utilizes a probabilistic classifier to detect "junk" e-mail by automatically updating a training and re-training the classifier based on the updated training set 615 1998
6,230,156 Electronic mail interface for a network server 98 1998
* 2004/0221,062 Message rendering for identification of content features 43 2003
* 7,272,853 Origination/destination features and lists for spam prevention 115 2003
* 2005/0015,454 Obfuscation of spam filter 16 2003
* 2004/0181,585 Reducing unwanted and unsolicited electronic messages by exchanging electronic message transmission policies and solving and verifying solutions to computational puzzles 19 2003
* 2005/0256,930 Progressive de-featuring of electronic messages 3 2004
* 2006/0015,561 Incremental anti-spam lookup and update service 20 2004
* 2006/0036,693 Spam filtering with probabilistic secure hashes 97 2004
* 2007/0118,904 ORIGINATION/DESTINATION FEATURES AND LISTS FOR SPAM PREVENTION 21 2007
 
MAILFRONTIER, INC. (1)
* 7,451,487 Fraudulent message detection 41 2003
 
BANK OF AMERICA CORPORATION (1)
2005/0137,980 ACTIVE DISABLEMENT OF MALICIOUS CODE IN ASSOCIATION WITH THE PROVISION OF ON-LINE FINANCIAL SERVICES 14 2003
 
BRIGHT MAIL INCORPORATED (1)
6,654,787 Method and apparatus for filtering e-mail 409 1998
 
GOOGLE INC. (3)
6,189,026 Technique for dynamically generating an address book in a distributed electronic mail system 130 1997
6,546,416 Method and system for selectively blocking delivery of bulk electronic mail 281 1998
* 7,472,163 Bulk message identification 20 2002
 
ADVANCED MESSAGING TECHNOLOGIES, INC. (2)
5,675,507 Message storage and delivery system 739 1995
6,073,165 Filtering computer network messages directed to a user's e-mail box based on user defined filters, and forwarding a filtered message to the user's receiver 318 1997
 
GENERAL ELECTRIC COMPANY (1)
7,395,657 Flade gas turbine engine with fixed geometry inlet 13 2003
 
KENDALL, SAMUEL C. (1)
* 6,149,318 Link-time and run-time error detection, and program instrumentation 83 1997
 
TTI INVENTIONS A LLC (1)
* 2004/0122,976 Integrated mobility management 43 2003
 
GEOTRUST, INC. (1)
7,114,177 Web site identity assurance 68 2002
 
OPENTV, INC. (1)
5,884,033 Internet filtering system for filtering data transferred over the internet utilizing immediate and deferred filtering actions 458 1996
 
AOL LLC (1)
* 2004/0078,422 Detecting and blocking spoofed Web login pages 48 2002
 
COMPUTER ASSOCIATES THINK, INC. (1)
7,315,893 Method and apparatus for filtering messages based on context 7 2002
 
LONE TREE HILL, SERIES 52 OF ALLIED SECURITY TRUST I (2)
6,023,723 Method and system for filtering unwanted junk e-mail utilizing a plurality of filtering mechanisms 407 1997
* 6,421,709 E-mail filter and method thereof 478 1999
 
M. KINGDON OFFSHORE N.V. (1)
2004/0230,820 Method and apparatus for encrypted communications to a secure server 29 2001
 
JUNO ONLINE SERVICES, INC. (1)
5,809,242 Electronic mail system for displaying advertisement at local computer received from remote system while the local computer is off-line the remote system 447 1996
 
LENOVO (SINGAPORE) PTE LTD. (1)
5,802,277 Virus protection in computer systems 54 1996
 
ERICSSON INC. (1)
6,195,686 Messaging application having a plurality of interfacing capabilities 47 1997
 
RPX CLEARINGHOUSE LLC (1)
6,438,125 Method and system for redirecting web page requests on a TCP/IP network 83 1999
 
NETWORKS ASSOCIATES TECHNOLOGY, INC. (1)
6,671,812 Computer cleaning system, method and computer program product 29 2002
 
ABACA TECHNOLOGY CORPORATION (1)
2004/0177,120 Method for filtering e-mail messages 194 2003
 
RPX CORPORATION (1)
5,649,182 Apparatus and method for organizing timeline data 125 1995
 
METASWARM INC (1)
* 2006/0168,006 System and method for the classification of electronic communication 96 2004
 
NOVELL INTELLECTUAL PROPERTY HOLDINGS, INC. (1)
5,919,257 Networked workstation intrusion detection system 330 1997
 
GREEN BORDER TECHNOLOGIES (1)
* 2005/0149,726 Systems and methods for secure client applications 260 2004
 
EBAY INC. (1)
7,072,944 Method and apparatus for authenticating electronic mail 40 2002
 
OPEN INVENTION NETWORK, LLC (1)
* 6,757,713 Method for including a self-removing indicator in a self-removing message 61 2000
 
GENERAL DYNAMICS C4 SYSTEMS, INC. (1)
6,088,804 Adaptive system and method for responding to computer network security attacks 318 1998
 
AT&T CORP. (3)
6,173,364 Session cache and rule caching method for a dynamic filter 89 1997
5,905,863 Finding an e-mail message to which another e-mail message is a response 183 1997
6,438,608 Declarative message addressing 20 2001
 
MCAFEE, INC. (6)
6,266,774 Method and system for securing, managing or optimizing a personal computer 189 1998
2002/0174,137 Repairing alterations to computer files 50 2001
6,792,543 Virus scanning on thin client devices using programmable assembly language 84 2001
7,096,500 Predictive malware scanning of internet data 38 2001
7,093,121 Transferring data via a secure network connection 23 2002
6,732,157 Comprehensive anti-spam system, method, and computer program product for filtering unwanted e-mail messages 191 2002
 
PHILIPS ELECTRONICS NORTH AMERICA CORPORATION (1)
6,330,588 Verification of software agents and agent activities 95 1998
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
PSM MERGER SUB (DELAWARE), INC. C/O THOMA BRAVO, LLC (2)
8,661,545 Classifying a message based on fraud indicators 1 2012
8,984,289 Classifying a message based on fraud indicators 0 2014
 
Websense Hosted R&D Limited (1)
8,881,277 Method and systems for collecting addresses for remotely accessible information sources 0 2008
 
SONICWALL, INC. (2)
* 8,191,148 Classifying a message based on fraud indicators 7 2009
* 2010/0095,378 Classifying a Message Based on Fraud Indicators 5 2009
 
AOL INC. (1)
* 2013/0018,906 Systems and Methods for Providing a Spam Database and Identifying Spam Communications 0 2011
 
MICROSOFT TECHNOLOGY LICENSING, LLC (3)
* 8,966,620 Campaign detection 0 2010
* 2011/0296,524 Campaign Detection 1 2010
* 2013/0339,456 TECHNIQUES TO FILTER ELECTRONIC MAIL BASED ON LANGUAGE AND COUNTRY OF ORIGIN 0 2012
 
KASPERSKY LAB ZAO (1)
* 2013/0268,470 SYSTEM AND METHOD FOR FILTERING SPAM MESSAGES BASED ON USER REPUTATION 0 2012
 
WEBSENSE, INC. (3)
8,615,800 System and method for analyzing web content 2 2006
8,978,140 System and method of analyzing web content 0 2011
9,003,524 System and method for analyzing web content 0 2013
 
SYMANTEC CORPORATION (1)
8,402,102 Method and apparatus for filtering email spam using email noise reduction 1 2010
 
WEBSENSE U.K. LIMITED (2)
* 8,244,817 Method and apparatus for electronic mail filtering 0 2008
8,799,388 Method and apparatus for electronic mail filtering 0 2012
 
MCAFEE, INC. (2)
* 8,719,352 Reputation management for network content classification 0 2010
* 2011/0191,423 REPUTATION MANAGEMENT FOR NETWORK CONTENT CLASSIFICATION 1 2010
* Cited By Examiner

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 10, 2018
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 10, 2022
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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