WINDSOR TECHNOLOGIES LIMITED

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2003/0125,405 Foamed fireproofing composition and methodAbandonedNov 27, 02Jul 03, 03[C08J]
2003/0055,132 Method of preparing a cohesive product from a low density feedstockAbandonedJul 11, 02Mar 20, 03[C08K]
6503638 Impregnation of a lignocellulosic materialExpiredOct 27, 00Jan 07, 03[B27K, B32B]
2002/0193,493 Method of making a product from an expanded mineralAbandonedJun 19, 02Dec 19, 02[C08K]
6488761 Hydraulic hardened foamed product and a method of producing the sameExpiredMay 26, 00Dec 03, 02[C04B]
6461469 Method for the manufacture of a finished product from a lignocellulosic materialExpiredSep 27, 01Oct 08, 02[D21H, B32B]
2002/0132,882 Foamed fireproofing composition and methodAbandonedJan 11, 02Sep 19, 02[C08K]
6451153 Method of preparing a lignocellulosic material for the manufacture of a finished productExpiredJul 15, 97Sep 17, 02[B32B]
6406749 Process for producing a modified lignocellulosic materialExpiredNov 13, 00Jun 18, 02[B05D]
6403000 Method of making lignocellulosic boardExpiredDec 10, 99Jun 11, 02[B27N]
6337107 Method of preparing exfoliated vermiculite for the manufacture of a finished productExpiredDec 10, 99Jan 08, 02[B05D, C08K]
6335058 Method for treating a lignocellulosic materialExpiredDec 10, 99Jan 01, 02[B27N]
6248812 Method of treating lignocellulosic material or an expanded mineral to form a finished productExpiredAug 17, 99Jun 19, 01[C08K]
6248822 Composite productExpiredDec 28, 98Jun 19, 01[C08L]
6146710 Method of applying a powder coating to a length of a lignocellulosic materialExpiredNov 30, 98Nov 14, 00[B05D]
6123795 Method of preparing a sheet of a lignocellulosic material for the manufacture of a finished product and method of manufacture of a finished productExpiredNov 20, 98Sep 26, 00[B29C]
5879600 Method of preparing an exfoliated vermiculite for the manufacture of finished productExpiredJul 28, 97Mar 09, 99[B05D, B29C]
5601919 Building componentExpiredOct 01, 93Feb 11, 97[D02G]
5549863 Composite boardExpiredAug 12, 94Aug 27, 96[B27N, B32B]
5395571 Method of making a building boardExpiredAug 24, 92Mar 07, 95[B29C]

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