TARGET ROCK DIVISION OF CURTISS-WRIGHT FLOW CONTROL CORPORATION

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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 AERATING370
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 292
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 176
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 1101

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0140,888 Solenoid Current Control with Fault Detection, Override, and Shutdown FeaturesNov 13, 15May 18, 17[H01H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9911561 Solenoid current control with fault detection, override, and shutdown featuresNov 13, 15Mar 06, 18[F02D, H01H, H02H]
8453674 Valve fault indication and controlMar 12, 10Jun 04, 13[F16K]
6740827 Bi-directional piloted solenoid-operated valveNov 27, 02May 25, 04[F18K, H01H]
6267349 Precision valve controlJun 03, 94Jul 31, 01[F16K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0126,770 Anti-Cavitation and Noise Abatement Valve TrimAbandonedNov 15, 12May 23, 13[F16K]
2009/0314,355 SQUIB VALVE ASSEMBLYAbandonedApr 25, 08Dec 24, 09[F16K]
2008/0073,606 VALVE ASSEMBLY WITH MAGNETICALLY COUPLED ACTUATORAbandonedSep 26, 06Mar 27, 08[F16K]
5048790 Self-modulating control valve for high-pressure fluid flowExpiredJul 18, 90Sep 17, 91[F16K]
4938450 Programmable pressure reducing apparatus for throttling fluids under high pressureExpiredMay 31, 89Jul 03, 90[F16K]
4699351 Pressure responsive, pilot actuated, modulating valveExpiredJul 11, 84Oct 13, 87[F16K]
4650155 Anti-cavitation valve assemblyExpiredNov 04, 83Mar 17, 87[F16K]
4304264 Solenoid actuated valveExpiredJun 18, 80Dec 08, 81[F16K]

Top Inventors for This Owner

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