WATERFURNACE INTERNATIONAL, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 342
 
  
 
F24D DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR 218
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 266
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 250
 
  
 
2303 HEATING EQUIPMENT115

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2014/0262,133 SPACE CONDITIONING CONTROL AND MONITORING METHOD AND SYSTEMMar 14, 14Sep 18, 14[F24F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9739492 Conduit module coupled with heating or cooling moduleJan 19, 17Aug 22, 17[F28F, F24D, F24F]
9562708 Conduit module coupled with heating or cooling moduleDec 02, 13Feb 07, 17[F25B, F28F, F24D]
D700689 Heat exchanger fin assemblyApr 21, 11Mar 04, 14[2303]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6212894 Microprocessor control for a heat pump water heaterExpiredMar 28, 97Apr 10, 01[F25B]
5806331 Water-based hot water heat pumpExpiredAug 19, 97Sep 15, 98[F25B]

Top Inventors for This Owner

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