FEDERAL-MOGUL BURSCHEID GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS5610
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 3071
 
  
 
C22C ALLOYS 1161
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM9148
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 848
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 646
 
  
 
C25D PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING 645
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 540
 
  
 
F02F CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES 530
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 466

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0328,471 TWO-PIECE PISTON RINGSep 15, 15Nov 16, 17[F16J]
2017/0159,816 SLIDING ELEMENT, IN PARTICULAR PISTON RING, AND METHOD FOR PRODUCING THE SAMEJul 15, 15Jun 08, 17[C23C, C25D, F16J]
2017/0016,537 OIL SCRAPER PISTON RING AND METHOD FOR PRODUCING AN OIL SCRAPER PISTON RINGMar 04, 15Jan 19, 17[B23P, F16J]
2016/0123,466 PISTON RINGMay 10, 14May 05, 16[F16J]
2015/0292,620 PISTON RING WITH VARYING APEX LINESSep 23, 13Oct 15, 15[F16J]
2015/0252,901 WEAR-PROTECTION LAYER FOR PISTON RINGSSep 09, 13Sep 10, 15[C23C, F16J, C22C]
2013/0136,861 METHOD FOR COATING AT LEAST THE INNER FACE OF A PISTON RING AND PISTON RINGFeb 17, 11May 30, 13[C23C]
2012/0088,093 METHOD FOR COATING A SLIDING ELEMENT AND SLIDING ELEMENT, IN PARTICULAR A PISTON RINGDec 10, 09Apr 12, 12[C23C, B05D, B82Y, C09D, B32B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9915346 Piston ringJan 14, 13Mar 13, 18[C23C, F16J]
9869390 Wear-protection layer for piston ringsSep 09, 13Jan 16, 18[C23C, B22F, F16J, C22C]
9845887 Slide ring sealDec 02, 10Dec 19, 17[F16J]
9809885 Method for coating a sliding element and sliding element, in particular a piston ring or cylinder liner of an internal combustion engineOct 15, 09Nov 07, 17[C23C, F02F, B32B, F16J]
9719596 Piston ring for internal combustion engines with increased fatigue strength, and method for producing sameOct 29, 13Aug 01, 17[B23P, F16J]
9671019 Piston ring with a periodically varying grooveSep 24, 13Jun 06, 17[F16J]
9650702 Nitridable piston ringsNov 23, 09May 16, 17[F16J, C22C]
9638321 Method for producing an oil scraper piston ringApr 25, 13May 02, 17[B23P, F16J]
9611543 Sliding element having a coatingMay 11, 10Apr 04, 17[C23C, F16J]
9598763 Piston ring for internal combustion enginesOct 01, 07Mar 21, 17[C23C, F16J]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0165,826 OIL SCRAPER RINGAbandonedMay 30, 12Jun 19, 14[F16J]
2014/0096,736 PISTON RING WITH COMPOSITE COATINGAbandonedMay 24, 12Apr 10, 14[F02F]
2013/0174,419 METHOD FOR PRODUCING A PISTON RINGAbandonedJun 29, 11Jul 11, 13[B23P]
2011/0215,534 PISTON RING FOR AN INTERNAL COMBUSTION ENGINEAbandonedOct 12, 09Sep 08, 11[B23K, F16J]
2011/0101,621 WEAR-RESISTANT COMPONENTAbandonedJan 21, 09May 05, 11[C23C, F16J, C22C]
2011/0081,540 WEAR-RESISTANT COMPONENTAbandonedJan 20, 09Apr 07, 11[C23C, B32B, C22C]
2010/0139,607 WET CYLINDER SLEEVE HAVING A CAVITATION-RESISTANT SURFACEAbandonedJun 18, 07Jun 10, 10[C23C, F01P, F02F]
2010/0127,462 PISTON RING WITH A MULTILAYER ASSEMBLY, AND A METHOD FOR THE PRODUCTION THEREOFAbandonedNov 26, 07May 27, 10[C23C, F02F, F16J]
2010/0117,304 PISTON RINGAbandonedJan 30, 08May 13, 10[F16J]
2010/0019,458 PISTON RINGAbandonedJan 30, 08Jan 28, 10[F16J]
2009/0066,032 SLIDING RING SEALAbandonedJan 18, 07Mar 12, 09[F16J]
2009/0045,586 Method For Producing Rotary and/or Stationary Seal Rings of a Mechanical Face Seal by Means of Laser HardeningAbandonedSep 22, 06Feb 19, 09[B21D, F16J]
2008/0095,939 Method for Producing a Coat on a Piston Ring and Piston RingAbandonedJun 21, 05Apr 24, 08[C23C, B23P]
2007/0210,524 PISTON RINGSAbandonedJan 29, 05Sep 13, 07[F02F]
2005/0067,296 Pretreatment process for coating of aluminum materialsAbandonedJun 03, 04Mar 31, 05[C25D]
6793222 Oil scraper piston ring having circumferentially distributed recessesExpiredAug 27, 01Sep 21, 04[F16J]
6550778 Axial face sealExpiredNov 20, 00Apr 22, 03[F16J]
6470792 Combined compression and oil scraper piston ringExpiredSep 15, 00Oct 29, 02[F16J]
6209881 Cast-iron piston ringExpiredMay 15, 98Apr 03, 01[F02F, F16J]
6182629 Method of making a cylinder linerExpiredOct 04, 99Feb 06, 01[F02F]

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