Zena Associates, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING667
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL466
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 145
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR166

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9657881 Fluid conduit safety system with separable couplingJul 03, 14May 23, 17[F16K, F16L]
9625074 High-pressure fluid conduitJun 20, 13Apr 18, 17[F16L]
9121536 High-pressure fluid conduitJun 20, 13Sep 01, 15[F16K, F16L]
8800586 Fluid conduit safety system with separable couplingSep 16, 09Aug 12, 14[F16K]
8336570 High-pressure fluid conduitMar 15, 11Dec 25, 12[F16K]
6546947 Safety system for fluid conduitMay 02, 01Apr 15, 03[F16K, G01M]
5357998 Safety system for fluid conduitFeb 19, 93Oct 25, 94[F16K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6260569 Safety system for fluid conduitExpiredJan 26, 00Jul 17, 01[F16K]

Top Inventors for This Owner

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