SIEMENS STROMBERG-CARLSON

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 292
 
 
 
H04B TRANSMISSION 2208
 
 
 
H04J MULTIPLEX COMMUNICATION 2123
 
 
 
H04M TELEPHONIC COMMUNICATION 2161
 
 
 
H04Q SELECTING 2108
 
 
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148
 
 
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
 
 
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
6449315 Serial line synchronization method and apparatusMay 01, 01Sep 10, 02[H04L]
6185436 Wireless communication systemMar 27, 97Feb 06, 01[H04B]
6178335 Wireless communication systemMar 27, 97Jan 23, 01[H04Q]
6175574 Technique for providing an improved signaling network for telephone systemsOct 15, 96Jan 16, 01[H04J]
6111861 Method and system for managing high speed data communicationDec 30, 96Aug 29, 00[H04M, H04B]
6084853 Method of managing digital signal carrying facilitiesMar 29, 96Jul 04, 00[H04J]
6078660 Method and device for decoding a sequence of signalsSep 27, 96Jun 20, 00[H04M]
5600656 Remote loopback apparatus and method for telephone line repeatersOct 25, 95Feb 04, 97[G01R]
5570072 Method of establishing a relay contact arrangementJan 03, 95Oct 29, 96[H01H]
5521963 System and method for using integrated services digital networks (ISDN) and the call appearance call handling (CACH) feature of electronic key telephone service (EKTS) technology for mobile systemsSep 08, 94May 28, 96[H04Q]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6115355 Reprovisioning monitorExpiredMar 29, 96Sep 05, 00[H04J]
5943393 Telecommunications intercept systemExpiredSep 30, 96Aug 24, 99[H04M]
5920611 Method of intercepting telecommunicationsExpiredSep 30, 96Jul 06, 99[H04M]
5887056 Method for routing telephone calls to subscribers of different service providers within a common numbering plan areaExpiredJun 30, 95Mar 23, 99[H04M]
5771284 Method for updating a local switch internal database in a system having different service providers within a common numbering plan areaExpiredMay 07, 97Jun 23, 98[H04M]
5764977 Distributed database architecture and distributed database management system for open network evolutionExpiredJul 12, 95Jun 09, 98[G06F]
5751120 DC operated electronic ballast for fluorescent lightExpiredAug 18, 95May 12, 98[H05B]
5747734 Universal modular housing systemExpiredSep 07, 93May 05, 98[H01J]
5748724 Method for transferring a subscriber to a new local service providerExpiredSep 01, 95May 05, 98[H04M]
5721909 Distributed database architecture and distributed database management system for open network evolutionExpiredNov 07, 96Feb 24, 98[G06F]
5696816 Method for changing a subscriber's local service providerExpiredAug 29, 96Dec 09, 97[H04M]
5689555 Method for transferring a subscriber to a new local service providerExpiredJun 30, 95Nov 18, 97[H04M]
5687363 Distributed database architecture and distributed database management system for open network evolutionExpiredJul 26, 96Nov 11, 97[H04M, G06F]
5594400 Reed relayExpiredJan 03, 95Jan 14, 97[H01H]

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