Suzhou CQ Heat Exchanger Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL 225
 
  
 
F28D HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT 144

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9797622 Coil and serpentine bent fin tube condensing heat exchangerSep 24, 14Oct 24, 17[F24H, F28D]
9470433 Dual-ring and straight fin tube condensingSep 21, 13Oct 18, 16[F24H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0300,687 A Straight Fin Tube with Bended Fins Condensing Heat ExchangerAbandonedSep 21, 13Oct 22, 15[F24H]

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