Redcom Laboratories, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H04B TRANSMISSION 1209
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8239829 User co-routine interface for customizing SIP and SDP protocolsAug 08, 08Aug 07, 12[G06F]
8125983 VoIP telecommunications switchAug 17, 07Feb 28, 12[H04L, G06F]
7920831 PTT/PTS signaling in an internet protocol networkAug 17, 07Apr 05, 11[H04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0042,357 Marketing playing card setAbandonedAug 08, 07Feb 21, 08[A63F]
6243274 Shields for electronic components with ready access to shielded componentsExpiredApr 20, 00Jun 05, 01[H05K]
5754863 System for downloading program code to a microprocessor operative as a slave to a master microprocessorExpiredJan 20, 95May 19, 98[G06F]
5257260 Expanding switching capability of a time division communication system by multiplexing groups of circuits into successionsExpiredDec 18, 91Oct 26, 93[H04J]
5239542 Time division multiplex switching system for interconnecting telephone circuits which operate in accordance with different signalling systems and call formatsExpiredAug 23, 91Aug 24, 93[H04J]
D321511 Key telephone setExpiredFeb 09, 90Nov 12, 91[]
4850011 Key telephone system providing selection of key or PBX operational modesExpiredJan 13, 88Jul 18, 89[H04M]
4805172 Time division multiplex (TDM) switching system especially for pulse code modulated (PCM) telephony signalsExpiredApr 10, 87Feb 14, 89[H04J]
4527012 Communications switching system with modular switching communications peripheral and host computerExpiredJan 31, 83Jul 02, 85[H04Q]
4524245 Ring trip detection systemExpiredJan 13, 83Jun 18, 85[H04M]
D275279 High density component mounting back panel for electronic equipmentExpiredAug 15, 80Aug 28, 84[]
4314110 System for the testing of telephone switching systemsExpiredAug 13, 80Feb 02, 82[H04M]
4229816 Timing signal generation and distribution system for TDM telecommunications systemsExpiredMay 29, 79Oct 21, 80[H04J]
4228536 Time division digital communication systemExpiredMay 29, 79Oct 14, 80[H04Q]

Top Inventors for This Owner

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