SICHUAN HONGHUA PETROLEUM EQUIPMENT CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 294
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9016378 Shale gas operation methodApr 30, 12Apr 28, 15[B65D, E21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0078,924 Fracturing PumpAbandonedApr 29, 12Mar 19, 15[F04B, E21B]
8905137 Shale gas operation methodWithdrawnApr 30, 12Dec 09, 14[B65D, E21B]
2013/0206,753 Liquid Container and Components ThereofAbandonedApr 30, 12Aug 15, 13[B65D]

Top Inventors for This Owner

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