Chuan Jiing Enterprises Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
1509 MACHINE TOOLS, ABRADING AND FOUNDING MACHINERY227
 
  
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 1153
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 113
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
F16N LUBRICATING115

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8240433 Oil drain and suction pumpSep 28, 07Aug 14, 12[B65D, A61M]
7798785 Automatic pressure-relieving apparatus for suction pumpMar 05, 07Sep 21, 10[F16K, F04F, B67C]
D541323 Extractor deviceJul 01, 05Apr 24, 07[1509]
D539822 Extractor basketJun 29, 05Apr 03, 07[1509]
6722855 Oil pumping deviceMay 29, 02Apr 20, 04[F04B]
6558138 Manual/pneumatic oil-pumping deviceAug 17, 01May 06, 03[F04B]
D469110 Oil pumping deviceAug 10, 01Jan 21, 03[1502]
5450924 Portable oil suction deviceJan 05, 95Sep 19, 95[F16N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0016,755 EXAMINER FOR BOILING POINT OF BRAKE OILAbandonedJul 15, 11Jan 17, 13[G01N]
2007/0093,116 Connection device for fluid containersAbandonedOct 26, 05Apr 26, 07[H01R]

Top Inventors for This Owner

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