CENTRAL SPRINKLER HOLDINGS, INC.

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A62C FIRE-FIGHTING 225
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5439028 Modular valve for a building standpipeDec 30, 93Aug 08, 95[F16K, A62C]
5295503 Modular valve for a building standpipeOct 02, 92Mar 22, 94[F16K, A62C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0303,269 FERROUS PIPE COUPLINGS AND PRELUBRICATED COUPLING GASKETSAbandonedAug 11, 08Dec 11, 08[F16L]
5097906 Concealed automatic sprinklerExpiredJun 11, 90Mar 24, 92[A62C]
5080176 Directly mounted pendent-style sprinklers and coversExpiredDec 10, 90Jan 14, 92[A62C]
5031755 Pipe line termination systemExpiredFeb 05, 90Jul 16, 91[F16L]

Top Inventors for This Owner

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