West Point Pepperell

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 3135

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5446195 Water-soluble active methylenes as formaldehyde scavengersNov 25, 92Aug 29, 95[C07C]
5268502 Water-soluble active methylenes as formaldehyde scavengersNov 25, 92Dec 07, 93[C07C]
5194674 Water-soluble active methylene as formaldehyde scavengerJun 07, 91Mar 16, 93[C07C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5328766 Stain-resistant, lightfast polyamide textile products and woolen goods and compositions and processes thereforExpiredDec 04, 92Jul 12, 94[B32B]
5273548 Method of controlling the shirnkage of garments containing cottonExpiredApr 18, 91Dec 28, 93[D06M]
5160503 Water-soluble blends of active methylene compounds and polyhydric alcohols as formaldehyde scavengersExpiredNov 13, 89Nov 03, 92[C09K, B27N, D06M]
4863764 Fire retarding polypropylene fiber and fabric and method for preparingExpiredMay 31, 88Sep 05, 89[B05D]
4803746 Method and apparatus for applying a random speckled dye pattern to carpet material and the likeExpiredApr 04, 88Feb 14, 89[D06B]
4800118 Compositions and methods for imparting stain resistance to textile articlesExpiredNov 04, 87Jan 24, 89[C08G, D06P, D06M]
4754619 Heat-set chamber redesign for uniform heat setting of carpet yarnsExpiredSep 17, 86Jul 05, 88[D06B]
4721134 Terry loop ratio control deviceExpiredAug 04, 86Jan 26, 88[D03D]
4718917 Multicolor package dyeingExpiredOct 17, 85Jan 12, 88[D06B]
4676078 Apparatus for spray dyeingExpiredAug 20, 85Jun 30, 87[D06B]
4667882 Device for applying foam to textilesExpiredOct 15, 81May 26, 87[B05B]
4662560 System for controlling absolute humidity in a work areaExpiredSep 24, 85May 05, 87[B01F]
4511463 Process for recovery of phosphate oreExpiredDec 01, 78Apr 16, 85[B03D]
4500039 Apparatus for uniformly applying either liquid or foam compositions to a moving webExpiredOct 20, 82Feb 19, 85[B05C]
4459461 Flocked electric blanket constructionExpiredSep 28, 82Jul 10, 84[H05B, B32B]
4443622 Method for making carbamatesExpiredSep 24, 82Apr 17, 84[C07C]
4398665 Apparatus for uniformly applying either liquid or foam compositions to a moving webExpiredJun 18, 82Aug 16, 83[B05C]
4297860 Device for applying foam to textilesExpiredJul 23, 80Nov 03, 81[D06B]
4214741 Needle pickup deviceExpiredJun 04, 79Jul 29, 80[B65H]
4198836 Apparatus for dyeing textilesExpiredFeb 27, 79Apr 22, 80[D06B]

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