NORTEL NETWORKS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 4281
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 1137
 
  
 
H04J MULTIPLEX COMMUNICATION 1124
 
  
 
H04Q SELECTING 1109

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9009778 Segmented network identity managementJul 28, 06Apr 14, 15[H04L]
7610360 Transient tolerant verification of communications paths between devicesMar 11, 03Oct 27, 09[G06F]
7283747 Optical switch routerAug 15, 01Oct 16, 07[H04J]
7088714 System and method for connecting geographically distributed virtual local area networksAug 23, 01Aug 08, 06[H04L]
6671279 Establishing shortcuts in a Multiprotocol-over-ATM systemFeb 24, 99Dec 30, 03[H04L]
6556561 Data network for real time informationDec 31, 98Apr 29, 03[H04L]
6493765 Domain name resolution in a network having multiple overlapping address domainsMar 23, 99Dec 10, 02[G06F]
6275793 Speech playback with prebuffered openingsApr 28, 99Aug 14, 01[G01L, G11B]
5907810 Method for reducing paging load in a cellular communication systemNov 06, 96May 25, 99[H04Q]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7007151 System, device, and method for controlling access to a memoryExpiredOct 04, 00Feb 28, 06[G06F]
6487290 Call routing based on local status evaluationExpiredApr 28, 99Nov 26, 02[H04M]
5953509 Multiprocessor interface adaptor with broadcast functionExpiredMay 08, 97Sep 14, 99[G06F]

Top Inventors for This Owner

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