RHEINISCHE KUNSTSTOFFEWERKE GMBH

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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, FORM2155
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2123
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 276
 
  
 
D04H MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL 130

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5317035 Oriented polymeric microporous filmsDec 18, 92May 31, 94[C08F]
5236963 Oriented polymeric microporous filmsDec 30, 92Aug 17, 93[C08J]
5176953 Oriented polymeric microporous filmsAug 23, 91Jan 05, 93[C08J, C08F, B32B]
5169712 Porous film compositesAug 23, 91Dec 08, 92[B32B, D04H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6506695 Breathable composite and method thereforExpiredApr 20, 99Jan 14, 03[B32B]
5594070 Oriented polymeric microporous filmsExpiredJun 07, 95Jan 14, 97[C08L]

Top Inventors for This Owner

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