GKN SINTER METALS GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 169
 
  
 
F16H GEARING199
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2002/0046,651 Piston for a piston-cylinder arrangement, in particular a shock absorber pistonApr 13, 01Apr 25, 02[F16J]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7922393 Porous plain bearing with continuous variation of the borehole compressionJan 10, 08Apr 12, 11[F16C]
7343681 Porous plain bearing with continuous variation of the borehole compressionSep 22, 05Mar 18, 08[B21D]
7247601 Method for making silicate/aluminate sorbentNov 10, 00Jul 24, 07[B01J]
6540637 Toothed rotor setNov 19, 01Apr 01, 03[F16H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7524352 Composition for the production of sintered molded partsExpiredMar 24, 05Apr 28, 09[C01M, B22F]
2008/0289,491 Powder-Metallurgically Produced Piston Body Comprising Support WebsAbandonedNov 27, 07Nov 27, 08[F16J]
7310876 Method for making a piston bodyExpiredMar 28, 05Dec 25, 07[B23P]
7306753 Method of making a thin porous layerExpiredMar 18, 04Dec 11, 07[C04B]
7178237 Piston for a piston-cylinder arrangement, in particular a shock absorber pistonExpiredNov 15, 04Feb 20, 07[B22D]
2005/0242,478 Sintered, highly porous body and method for the production thereofAbandonedJun 14, 05Nov 03, 05[C04B]
6936088 Sintered, highly porous body and method for the production thereofExpiredSep 12, 03Aug 30, 05[B22F, F23D]
6928923 Piston with supporting connector elements for a piston-cylinder arrangement, in particular a shock absorber pistonExpiredAug 21, 03Aug 16, 05[F16F]
6863706 Module for use as a filter, catalytic converter, or heater, and method for the manufacture thereofExpiredFeb 21, 03Mar 08, 05[B01D]
2005/0034,559 Sinterable metal powder mixture for the production of sintered componentsAbandonedJul 29, 04Feb 17, 05[C22C]
2005/0036,899 Method for producing sintered components from a sinterable materialAbandonedJul 29, 04Feb 17, 05[B22F]
6843821 Filtering candles comprising a sintered filtering tubeExpiredJun 19, 03Jan 18, 05[B01D]
2004/0197,219 One-piece joint bodyAbandonedFeb 26, 04Oct 07, 04[B22F]
6730263 Process to manufacture a sintered part with a subsequent shaping of the green compactExpiredMay 02, 01May 04, 04[B22F]
6709245 Regulated pumpExpiredNov 22, 02Mar 23, 04[F04B]
2004/0050,773 Filters with a graduated structure and a method for producing the sameAbandonedJul 21, 03Mar 18, 04[B01D]
6695603 Eccentric toothed rotor set having planetary gears on the inner rotorExpiredSep 04, 02Feb 24, 04[F01C]
6652804 Method for producing an openly porous sintered metal filmExpiredOct 05, 00Nov 25, 03[B22F]
6610244 Method for connecting sintered body to a metallic support elementExpiredJul 06, 01Aug 26, 03[B22F]
6591948 Piston with support webs for a piston-cylinder arrangement, in particular a shock absorber pistonExpiredApr 13, 01Jul 15, 03[F16F]

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