Gränges Sweden AB

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM5152
 
  
 
C22C ALLOYS 567
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 489
 
  
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 433
 
  
 
F28F DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION 349
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 247
 
  
 
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 243

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2012/0177,947 ALUMINIUM BRAZING SHEETSep 17, 10Jul 12, 12[B32B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9714799 Ultra sagging and melting resistant fin material with very high strengthMay 23, 13Jul 25, 17[B23K, F28F, C22F, B22D, C21D, C22C, B32B]
9493861 High strength and sagging resistant fin materialOct 06, 09Nov 15, 16[B23K, F28F, B22D, C22F, C22C, B32B]
9169541 Sandwich material with high strength at high temperature for thin strips in heat exchangersOct 12, 10Oct 27, 15[B23K, F28F, C22F, C22C, B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0165,564 MULTILAYER ALUMINIUM BRAZING SHEET FOR FLUXFREE BRAZING IN CONTROLLED ATMOSPHEREAbandonedMay 28, 13Jun 18, 15[B23K, B32B, C22C]

Top Inventors for This Owner

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