GSBS DEVELOPMENT CORPORATION (DE CORP.)

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G08G TRAFFIC CONTROL SYSTEMS 166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5194846 Communication system capable of broadcast messaging and transponder pollingMay 07, 91Mar 16, 93[G08G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6905001 Sounders for fire alarm systemsExpiredMay 05, 00Jun 14, 05[G10K]
2005/0003,845 Fire detection systemAbandonedAug 24, 04Jan 06, 05[H04Q, H04B]
6788211 Apparatus and method using smoke and/or gas sensing in cooking devicesExpiredFeb 08, 01Sep 07, 04[G08B]
6758081 Using carbon dioxide to control automobile functionsExpiredJun 24, 02Jul 06, 04[G01M]
6626133 Explosion protection sensor for gas appliancesExpiredMay 31, 02Sep 30, 03[F22B]
6615646 Carbon dioxide sensor for controlling exhaust gas recirculation in diesel enginesExpiredApr 27, 01Sep 09, 03[G01M]
6371621 Servo-controlled concealed emergency light fixtureExpiredJan 19, 00Apr 16, 02[F21V]
5896082 Fire detection systemExpiredAug 19, 96Apr 20, 99[G08B]
5444642 Computer system for monitoring events and which is capable of automatically configuring itself responsive to changes in system hardwareExpiredMay 07, 91Aug 22, 95[G06F]
5097259 Line fault isolation systemExpiredJun 18, 90Mar 17, 92[H04B]
4954805 Piezo electronic hornExpiredFeb 06, 90Sep 04, 90[G08B]
4954809 Continuity-isolation testing for class A wiring in fire alarm systemExpiredMay 01, 89Sep 04, 90[G08B]
4929924 Electronic alarm hornExpiredJan 27, 89May 29, 90[G08B]
4651112 Audio amplifier systemExpiredFeb 03, 86Mar 17, 87[H03F]
4628213 Electronic circuits for driving bells or electromagnetic devicesExpiredAug 09, 85Dec 09, 86[H02J, G08B]
4571586 Alarm console controlsExpiredJun 06, 83Feb 18, 86[G08B, H04Q]
4513284 Console priority controlExpiredMar 24, 83Apr 23, 85[H04Q]
4499453 Power saver circuit for audio/visual signal unitExpiredMar 21, 84Feb 12, 85[G08B]
4401979 Electrical controls for ionization smoke detectorExpiredFeb 11, 81Aug 30, 83[G08B]
4380358 Lamp socketExpiredDec 05, 80Apr 19, 83[H01R]

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