NORTEL NETWORKS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 12435
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 7278
 
  
 
H04M TELEPHONIC COMMUNICATION 4159
 
  
 
H04Q SELECTING 4106
 
  
 
H04B TRANSMISSION 3207
 
  
 
H04J MULTIPLEX COMMUNICATION 3122
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 2100
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
B01D SEPARATION 1133
 
  
 
B41L APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING, OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES 118

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7978736 Efficient provisioning of a VT/TU cross-connectSep 30, 03Jul 12, 11[H04L, H04J]
7933883 Associative search engineJun 25, 07Apr 26, 11[G06Q, G06F]
7895178 Associative search engineJun 25, 07Feb 22, 11[G06F]
7895183 Associative search engineJun 25, 07Feb 22, 11[G06F]
7831689 Virtual private network manager GUI with links for use in configuring a virtual private networkNov 12, 03Nov 09, 10[G06F]
7542484 Managing payload specific latencies in a cross-connect systemSep 30, 03Jun 02, 09[H04L, H04J]
7319672 Label selection for end-to-end label-switched traffic through a communications networkMar 22, 04Jan 15, 08[H04J]
7315951 High speed non-volatile electronic memory configurationMar 30, 04Jan 01, 08[G06F]
7251290 Adaptive controller for linearization of transmitterDec 16, 02Jul 31, 07[H04K]
7246289 Memory integrity self checking in VT/TU cross-connectSep 30, 03Jul 17, 07[G01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8339963 Technique for end-to-end admission control of real-time packet flowsExpiredMar 15, 04Dec 25, 12[H04L]
6999445 Multiple access communication system using chaotic signals and method for generating and extracting chaotic signalsExpiredMay 27, 99Feb 14, 06[H04L]
7000014 Monitoring a virtual private networkExpiredApr 02, 99Feb 14, 06[G06F]
6947428 Distributed label switching routerExpiredJun 14, 00Sep 20, 05[H04L]
2005/0124,180 Removable card guidance blockAbandonedDec 09, 03Jun 09, 05[H01R]
2005/0124,182 Guidance blockAbandonedDec 09, 03Jun 09, 05[H01R]
6898784 Method and system for forming skeletons for generating verification systemsExpiredSep 15, 00May 24, 05[G06F]
6888848 Compact segmentation of variable-size packet streamsExpiredDec 14, 00May 03, 05[H04L, G01R, H04J]
2005/0089,026 Method and system for improved sonet data communications channelAbandonedNov 03, 04Apr 28, 05[H04L, H04J]
6829243 Directory assistance for IP telephone subscribersExpiredMay 26, 99Dec 07, 04[H04L]
6809707 Displaying interlaced video on a matrix displayExpiredMar 15, 99Oct 26, 04[G09G]
6798786 Managing calls over a data networkExpiredAug 20, 99Sep 28, 04[H04Q, H04J]
6738363 Method and apparatus for scheduling call admission control in satellite and wireless networksExpiredNov 05, 99May 18, 04[H04Q]
6711172 Network packet routingExpiredAug 02, 99Mar 23, 04[H04L]
6697961 Method and system for describing predicates in disjuncts in procedures for test coverage estimationExpiredSep 15, 00Feb 24, 04[G06F]
6698012 Method and system for testing behavior of proceduresExpiredSep 15, 00Feb 24, 04[G06F]
2004/0025,066 Providing power to a device over a network transmission mediumAbandonedApr 08, 03Feb 05, 04[G06F]
6680849 Extruded heatsink and EMC enclosureExpiredMar 29, 02Jan 20, 04[H05K]
6646197 High performance EMI shield for electronic equipmentExpiredMay 02, 00Nov 11, 03[H05K]
6647275 Method of and system for dual-technology traffic provisioning in a wireless systemExpiredJun 19, 00Nov 11, 03[H04Q]

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