Spirax Sarco, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 950
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 68
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271
 
  
 
F16T STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS, STEAM TRAPS OR LIKE APPARATUS FOR DRAINING-OFF LIQUIDS FROM ENCLOSURES PREDOMINANTLY CONTAINING GASES OR VAPOURS26
 
  
 
E03B INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER 112
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161
 
  
 
G01K MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR 145
 
  
 
G01L MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE 155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9046395 Vortex shedding flow meterMar 09, 12Jun 02, 15[G01F]
8573250 Steam trap with integrated temperature sensorsSep 01, 09Nov 05, 13[F16K, G01K, F16T, E03B]
7704053 Pivoting mechanism for use in a high temperature steam distribution systemMay 19, 06Apr 27, 10[B23Q, F04F]
7520731 Gas pressure driven pump having dual pump mechanismsFeb 06, 06Apr 21, 09[F16K]
7421908 Electromagnetic flow sensing apparatus and methodMar 13, 06Sep 09, 08[G01F]
7316241 Steam trapJan 27, 05Jan 08, 08[F16T]
7070394 Gas pressure driven fluid pump having pilot valve controlling disc-type motive and exhaust valvesNov 04, 02Jul 04, 06[F04F]
7048513 Gas pressure driven fluid pump having compression spring pivot mechanism and damping systemDec 05, 03May 23, 06[F04F]
7004728 Gas pressure driven fluid pump having an electronic cycle counter and methodApr 07, 04Feb 28, 06[F04B]
6935844 Gas pressure driven fluid pump having magnetic valve control mechanism and methodFeb 26, 03Aug 30, 05[F04F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0333,776 CONDENSATE REMOVAL PUMP HAVING IMPROVED CHECK VALVEAbandonedJun 13, 13Dec 19, 13[F16K]
5230361 Snap action toggle valve actuator assemblyExpiredNov 17, 92Jul 27, 93[F16K]
4560105 Bellows-actuated thermostatic steam trapsExpiredJan 03, 85Dec 24, 85[F16T]
4549691 Dual mode bellows-actuated thermostatic steam trapExpiredJan 11, 84Oct 29, 85[F16T]
4192341 Drain trap valve mechanismExpiredMay 18, 78Mar 11, 80[F16K]

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