CORE INDUSTRIES INC.

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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 AERATING568
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL169

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5503176 Backflow preventor with adjustable cutflow directionOct 25, 94Apr 02, 96[F16K]
5392803 Apparatus and method for installing valvesNov 19, 92Feb 28, 95[F16K, F16L]
5385166 Backflow preventor with adjustable outflow directionApr 12, 93Jan 31, 95[F16K]
5226441 Backflow preventor with adjustable outflow directionMar 09, 92Jul 13, 93[F16K]
5107888 N-shaped backflow preventorFeb 05, 91Apr 28, 92[F16K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6659126 Backflow preventor with adjustable outflow directionExpiredSep 25, 01Dec 09, 03[F16K]
6546946 Short-length reduced-pressure backflow preventorExpiredSep 07, 01Apr 15, 03[F16K]
6349736 Backflow preventer apparatus and method with integration of shut-off valvesExpiredApr 27, 00Feb 26, 02[F16K]
5194816 Method and apparatus for locating electrical shorts between concealed conductive objectsExpiredOct 19, 90Mar 16, 93[G01R]
5003192 AC power switching device with non-volatile memory unitExpiredJun 23, 89Mar 26, 91[G05F]
4991622 Multiply configurable backflow preventerExpiredDec 19, 89Feb 12, 91[F16K]
4989635 Check valve with reduced hold-open pressureExpiredNov 13, 89Feb 05, 91[F16K]
4751401 Low voltage switchExpiredMar 23, 87Jun 14, 88[H01H]
4712922 Material mixing apparatusExpiredJan 03, 86Dec 15, 87[B65G, B01F]
4553898 Swingably mounted truck hopperExpiredOct 14, 83Nov 19, 85[B65G]

Top Inventors for This Owner

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