ROBERTSHAW CONTROLS COMPANY

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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 AERATING2053
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 1975
 
  
 
F23N REGULATING OR CONTROLLING COMBUSTION 1011
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 10101
 
  
 
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 937
 
  
 
F23D BURNERS 824
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 777
 
  
 
F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL 621
 
  
 
2301 FLUID DISTRIBUTION EQUIPMENT545
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL466

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D806833 Fluid line connectorAug 22, 16Jan 02, 18[2301]
D798346 Rotary damperMay 27, 16Sep 26, 17[1507]
D790485 Timer bladeFeb 17, 16Jun 27, 17[1303]
9645585 Variable flow digital gas valveJan 15, 09May 09, 17[F16K, G05D]
D784495 Fluid line connectorDec 18, 14Apr 18, 17[2301]
9423153 Unregulated integrated function gas valve for a water heaterApr 07, 09Aug 23, 16[F24H, F23N]
D761743 Timer bladeAug 19, 14Jul 19, 16[1303]
9366351 Water tight valve having sealed flying leadsJun 25, 10Jun 14, 16[F16K]
9212751 Valve system and methodSep 28, 12Dec 15, 15[F16K, F25B, F25D]
D745640 Gas valve assembly with integrated pressure regulatorOct 02, 14Dec 15, 15[2301]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0227,276 ROTARY DAMPERAbandonedFeb 04, 16Aug 10, 17[F25D]
2016/0356,026 RF-SIGNAL-EMITTING VALVE FOR FLOW MONITORING AND LEAK DETECTIONAbandonedJun 03, 15Dec 08, 16[F16K, E03B, G01F]
8661843 Ice pusherExpiredDec 20, 10Mar 04, 14[F25D]
8388339 Single micro-pin flame sense circuit and methodExpiredDec 18, 08Mar 05, 13[F23N]
2012/0153,199 Solenoid for a Direct Acting Valve Having Stepped Guide TubeAbandonedDec 20, 10Jun 21, 12[F16K]
8132586 Multiple flow rate detection system and method for consumer applianceExpiredJul 30, 08Mar 13, 12[E03B]
8022657 Washing machine wiring to reduce mechanical timer contact weldingExpiredJan 05, 09Sep 20, 11[H02P]
7744008 System and method for reducing energy consumption by controlling a water heater and HVAC system via a thermostat and thermostat for use therewithExpiredJan 06, 05Jun 29, 10[G05D, F22B]
7712483 Adjustable seat valve with debris trapExpiredJan 24, 06May 11, 10[E03B]
2010/0075,264 Redundant Ignition Control Circuit and MethodAbandonedSep 22, 08Mar 25, 10[F23Q]
2010/0019,179 Solenoid for a Pilot Operated Water Valve Having Reduced Copper and Increased Thermal EfficiencyAbandonedJul 24, 08Jan 28, 10[F16K]
7649148 Appliance timer mechanism utilizing snap action switchingExpiredJan 21, 05Jan 19, 10[H01H]
7608803 Setting oven/grill temperature and/or meat probe using stepper motor analog displayExpiredNov 14, 06Oct 27, 09[F27D, A21B]
7587906 Adaptive defrost control circuit with relay power saving featureExpiredMar 09, 06Sep 15, 09[F25D]
2009/0177,767 Local Web Server Based ControllerAbandonedJan 07, 08Jul 09, 09[G06F]
2009/0092,937 Electronic Gas Control SystemAbandonedOct 10, 08Apr 09, 09[F23N, A01G]
7511239 Simultaneous control of multiple liquid level settings in a diaphragm valve, using a single rotatable control shaftExpiredMar 31, 05Mar 31, 09[H01H]
7474593 Variable delay appliance hybrid program timerExpiredMar 08, 05Jan 06, 09[D06F, G04B]
7469550 System and method for controlling appliances and thermostat for use therewithExpiredApr 27, 06Dec 30, 08[G05D]
7465894 One time high fill pressure switchExpiredJul 18, 07Dec 16, 08[H01H]

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