SIMPLEXGRINNELL LP

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 391
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 176

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9024616 Signaling circuit and method to detect zone statusNov 29, 12May 05, 15[G08B, G06F, G01R, H02H]
8198997 Fire gas detector-codingSep 28, 09Jun 12, 12[G08B]
8154415 DetectorMar 11, 08Apr 10, 12[G08B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0207,777 COMBINATION FIRE ALARM NOTIFICATION/EMERGENCY LIGHTING APPLIANCEAbandonedFeb 17, 10Aug 19, 10[G09F]
7703645 Backpack adapterExpiredApr 26, 04Apr 27, 10[A45F]
2009/0045,937 Hazard and Threat Assessment SystemAbandonedAug 15, 07Feb 19, 09[A62C]
2009/0047,893 Building PlenumAbandonedAug 15, 07Feb 19, 09[G08B, A62C, F24F]
2006/0250,271 Muster station and system for emergency communicationAbandonedMar 28, 06Nov 09, 06[G08B]
2006/0202,844 Structure failure alert systemAbandonedJan 26, 06Sep 14, 06[G08B]
2006/0170,563 Building alarm system with synchronized strobesAbandonedAug 15, 03Aug 03, 06[G08B]
2005/0067,216 Waterproof patient handsetAbandonedSep 30, 03Mar 31, 05[H05K]
2005/0057,367 Alarm system deviceAbandonedSep 10, 04Mar 17, 05[G08B]
2005/0052,927 Method and apparatus for assigning addresses to alarm system devicesAbandonedSep 08, 04Mar 10, 05[G11C]
2004/0222,897 Nurse call indicator lampAbandonedMar 19, 04Nov 11, 04[G08B]
6778091 Smoke chamberExpiredJan 09, 01Aug 17, 04[G08B]
2002/0135,491 Electronically controlled multi-tone peripheralAbandonedMar 22, 01Sep 26, 02[G08B]

Top Inventors for This Owner

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