PIRIN POCKET DATA LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1132
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 176
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 170
 
  
 
H04B TRANSMISSION 1209
 
  
 
H04J MULTIPLEX COMMUNICATION 1124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D430564 HousingOct 22, 97Sep 05, 00[1402]
D408796 HousingApr 24, 98Apr 27, 99[1402]
D403668 Data communications deviceOct 22, 97Jan 05, 99[1402]
5637002 Self locking and ejecting RJ-11 plugSep 15, 95Jun 10, 97[H01R]
5602846 Simultaneous voice and data call establishment using a simultaneous voice and data modem pool and private branch exchange facilitiesApr 08, 94Feb 11, 97[H04J]
5550700 Interchange circuit overload protection using driver current limitingOct 07, 94Aug 27, 96[H02H]
5528630 Coupler for communication systems which utilize more than one frequency bandApr 20, 94Jun 18, 96[H04B, H03H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6236675 Pilot tone system and method to allow continuous synchronization in multipoint networksExpiredSep 25, 97May 22, 01[H04L]
6217360 Connector lockExpiredMay 28, 99Apr 17, 01[H01R]
6175576 Signaling capable telecommunication system and methodExpiredOct 17, 97Jan 16, 01[H04J]
D354500 Modem housingExpiredMar 10, 93Jan 17, 95[]
5136120 Technique for reducing electromagnetic interferenceExpiredDec 12, 90Aug 04, 92[H05K]
5025211 Technique for reducing electromagnetic interferenceExpiredDec 20, 89Jun 18, 91[G01R, H03H]
4860009 Bidirectional multiframe converter for data communications systemsExpiredFeb 12, 88Aug 22, 89[H03M]
4797815 Interleaved synchronous bus access protocol for a shared memory multi-processor systemExpiredNov 22, 85Jan 10, 89[G06F]
4796279 Subrate preamble decoder for a high speed modemExpiredJun 30, 87Jan 03, 89[H04L, H04B]
4771232 Non-interruptive spectrum analyzer for digital modemsExpiredJan 04, 88Sep 13, 88[G01R]
4752943 Frequency of occurrence retraining decision circuitExpiredAug 07, 87Jun 21, 88[H04L]
4731843 Method and device of increasing the execution speed of cipher feedback mode of the DES by an arbitrary multiplierExpiredDec 30, 85Mar 15, 88[H04L]
4645871 Non-interfering in-band protocol-independent diagnostic scanning in a digital multipoint communication systemExpiredJun 17, 85Feb 24, 87[H04L, G08B, G07D]
4633485 Adaptive noise suppression for digital modemsExpiredMar 08, 85Dec 30, 86[H04L, H04B, H03D]
4630287 Secondary channel signalling in a QAM data point constellationExpiredJun 25, 85Dec 16, 86[H04L, H04J]

Top Inventors for This Owner

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