COROVIN GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
D02G CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS; YARNS OR THREADS128
 
  
 
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
7309522 Fibers made from block copolymerJul 08, 04Dec 18, 07[D02G]
6632313 Centralized process for the manufacture of a spunbonded fabric of thermobonded curled bicomponent fibersAug 03, 01Oct 14, 03[D04H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0082,012 Elastomeric multicomponent fibers, nonwoven webs and nonwoven fabricsAbandonedDec 06, 05Apr 20, 06[D01D]
2006/0084,339 Elastomeric multicomponent fibers, nonwoven webs and nonwoven fabricsAbandonedDec 06, 05Apr 20, 06[D04H]
2006/0084,342 Elastomeric multicomponent fibers, nonwoven webs and nonwoven fabricsAbandonedDec 06, 05Apr 20, 06[D04H]
2005/0106,980 Fully elastic nonwoven-film compositeAbandonedAug 23, 04May 19, 05[B32B]
2002/0066,522 PLASTIC FILM WITH MINERAL ADDITIVES, METHOD FOR THE PRODUCTION AND USE THEREOFAbandonedNov 16, 99Jun 06, 02[B32B]
5855992 Waterproof multi-layered non-woven fabric of reduced weight having good vapor permeability and method for its productionExpiredSep 05, 97Jan 05, 99[B32B]
5685757 Fibrous spun-bonded non-woven compositeExpiredAug 25, 93Nov 11, 97[D04H]
5456971 Covering web having discrete regions possessing different drainage capabilitiesExpiredJul 30, 93Oct 10, 95[D04H]
5310514 Process and spinning device for making microfilamentsExpiredJun 19, 92May 10, 94[D01D, D02G]
5045271 Process for the production of irregular non-woven material sheetsExpiredJun 28, 89Sep 03, 91[D04H]
4999080 Apparatus for producing a nonwoven fabric from continuous filamentsExpiredMay 26, 89Mar 12, 91[D04H]
4902366 Process and apparatus for bonding and embossing sheet materials, particularly fiber mattingExpiredJan 11, 88Feb 20, 90[B32B]
4847035 Process for the production of non-woven material from endless filamentsExpiredNov 20, 86Jul 11, 89[D04H]
4818466 Process for the production of non-woven material from endless filamentsExpiredNov 20, 86Apr 04, 89[D01D]

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