STACKPOLE POWERTRAIN INTERNATIONAL ULC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 448
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
F16H GEARING199

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6318986 Undercut split dieJul 20, 98Nov 20, 01[B29C]
5884527 Gear wheels rolled from powder metal blanksSep 04, 97Mar 23, 99[F16H]
5540883 Method of producing bearingsMay 31, 94Jul 30, 96[B22F]
5516483 Hi-density sintered alloyFeb 08, 94May 14, 96[B22F]
5512236 Sintered coining processAug 25, 94Apr 30, 96[B22F]
5476632 Powder metal alloy processJan 14, 94Dec 19, 95[B22F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0045,355 Variable displacement oil pumpAbandonedAug 17, 10Feb 23, 12[F01C]
2008/0282,544 Powder metal internal gear rolling processAbandonedApr 15, 08Nov 20, 08[B22F, B21D]
2007/0224,067 Variable displacement sliding vane pumpAbandonedMar 27, 06Sep 27, 07[F01C]

Top Inventors for This Owner

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