AUBERT & DUVAL

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22C ALLOYS 1656
 
  
 
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 1134
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 346
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 349
 
  
 
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 398
 
  
 
B21B ROLLING OF METAL 131
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 117
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127
 
  
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 136
 
  
 
F01L CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES 154

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0002,449 PRECIPITATION HARDENING NICKEL-BASE ALLOY, PART MADE OF SAID ALLOY, AND MANUFACTURING METHOD THEREOFMar 13, 15Jan 05, 17[C22F, B22D, B21B, C22C]
2016/0289,805 MARTENSITIC STAINLESS STEEL, PART MADE IN SAID STEEL AND METHOD FOR MANUFACTURING SAMENov 25, 14Oct 06, 16[B22F, B22D, C21D, C22C]
2016/0184,895 METHOD OF FABRICATING A STEEL PART BY POWDER METALLURGY, AND RESULTING STEEL PARTMay 22, 14Jun 30, 16[B22F, C21D, C22C]
2012/0183,432 NICKEL-BASED SUPERALLOY AND PARTS MADE FROM SAID SUPERALLOYAug 20, 10Jul 19, 12[C22C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9808860 Tool for fixing a connecting head on an electrode casted in a mold, associated apparatus and methodNov 12, 14Nov 07, 17[H05B, B22D]
9429183 Martensitic steel with mixed hardeningJul 16, 13Aug 30, 16[F16C, C21D, C22C]
9181824 Method for producing an internal combustion engine valve and valve obtained in this mannerJan 22, 07Nov 10, 15[F01L, C21D, C22C]
9175370 Hardened martensitic steel having a low cobalt content, process for manufacturing a part from steel, and part thus obtainedJul 08, 09Nov 03, 15[C23C, C21D, C22C]
9045806 Hardened martensitic steel having a low or zero content of cobalt, method for producing a component from this steel, and component obtained in this mannerJun 18, 08Jun 02, 15[C23C, C21D, C22C]
8889064 Method for preparing a nickel superalloy part, and the part thus obtainedAug 24, 09Nov 18, 14[B22F]
8702879 Method for producing martensitic steel with mixed hardeningJul 02, 10Apr 22, 14[C21D]
8551397 Process for manufacturing steel blanksSep 13, 11Oct 08, 13[C22C]
8252129 Method for transforming steel blanksAug 02, 07Aug 28, 12[C21D]
8192560 Hardened martensitic steel, method for producing a component from this steel and component obtained in this mannerAug 26, 10Jun 05, 12[C21D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0037,183 THERMAL TREATMENT FOR THE STRESS-RELIEF OF TITANIUM ALLOY PARTSAbandonedOct 20, 10Feb 14, 13[C22F, B21D]
2012/0037,280 METHOD FOR PRODUCING A PART MADE FROM A SUPERALLOY BASED ON NICKEL AND CORRESPONDING PARTAbandonedFeb 05, 10Feb 16, 12[C22F, B22D, C22C]
2010/0276,038 MARTENSITIC STAINLESS STEEL, METHOD FOR MAKING PARTS FROM SAID STEEL AND PARTS THUS MADEAbandonedAug 25, 08Nov 04, 10[C21D, C22C]
2010/0180,991 Titanium alloy heat treatment process, and part thus obtainedAbandonedDec 23, 09Jul 22, 10[C22F, C22C]
2008/0302,501 Steel for Hot Tooling, and Part Produced From Said Steel, Method for the Production Thereof, and Uses of the SameAbandonedNov 28, 06Dec 11, 08[B22D, C21D, C22C]
2005/0161,124 Titanium or titanium alloy contacting surfaceAbandonedAug 27, 04Jul 28, 05[C22C]
6280685 Tool steel compositionExpiredFeb 08, 00Aug 28, 01[C21D, C22C]
6267921 Nickel-Free stainless steel for biomedical applicationsExpiredDec 03, 99Jul 31, 01[C22C]
5340377 Method and apparatus for producing powdersExpiredJul 23, 92Aug 23, 94[B22F]

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