ASCEND COMMUNICATIONS, INC.
Patent Owner
Stats
- 18 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Nov 22, 2005 most recent publication
Details
- 18 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 2,850 Total Citation Count
- Aug 10, 1990 Earliest Filing
- 21 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
6570854 System and method for performing explicit rate marking for flow control in ATM networks using a virtual bandwidth-based methodologyMay 17, 99May 27, 03[G08C]
6553002 Apparatus and method for routing data packets through a communications networkAug 29, 97Apr 22, 03[H04L]
6396838 Management of free space in an ATM virtual connection parameter tableSep 28, 98May 28, 02[H04L]
6058431 System and method for network address translation as an external service in the access server of a service providerApr 23, 98May 02, 00[G06F]
6015300 Electronic interconnection method and apparatus for minimizing propagation delaysAug 28, 97Jan 18, 00[H01R]
5991297 Independently sizable memory pages for a plurality of connection ID types in a network switchAug 28, 97Nov 23, 99[H04J]
5987520 Closed user group preprocessing decision for efficient call security validationJan 16, 98Nov 16, 99[H04M, G06F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
6967955 Virtual path merging in a multipoint-to-point network tunneling protocolExpiredMar 27, 00Nov 22, 05[H04L]
6463067 Submission and response architecture for route lookup and packet classification requestsExpiredDec 13, 99Oct 08, 02[H04L]
6434149 System and method for removing data traffic from a telephone networkExpiredJul 01, 98Aug 13, 02[H04Q]
6373837 System for transmitting data between circuit boards in a housingExpiredJun 12, 98Apr 16, 02[H04L, H04Q]
6233243 Method and apparatus for performing cut-through virtual circuit mergingExpiredNov 24, 97May 15, 01[H04L]
6219790 Centralized authentication, authorization and accounting server with support for multiple transport protocols and multiple client typesExpiredJun 19, 98Apr 17, 01[C06F]
6192046 Apparatus and method for efficiently transferring ATM cells across a backplane in a network switchExpiredAug 28, 97Feb 20, 01[H04L]
6097726 Virtual path merging in a multipoint-to-point network tunneling protocolExpiredMay 07, 98Aug 01, 00[H04L]
6094685 Use of control blocks to map multiple unidirectional connectionsExpiredApr 14, 98Jul 25, 00[G06F]
6072397 Method and apparatus for reducing flame emissions from an electronics enclosureExpiredDec 03, 98Jun 06, 00[G08B, F24F]
5909438 Logical multicast from a switch configured for spatial multicastExpiredSep 18, 96Jun 01, 99[H04L]
5864559 ISDN modem capable of self-configuring to use one of a variety of pre-programmed ISDN protocolsExpiredAug 23, 96Jan 26, 99[H04J]
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