RAYONIER INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0194,303 Wastewater treatment compositionsAbandonedDec 20, 05Aug 31, 06[C02F, B01D]
2003/0223,923 Apparatus for production of cellulose acetateAbandonedJun 03, 02Dec 04, 03[B01J]
2003/0070,776 Wet-laid absorbent pulp sheet suitable for immediate conversion into an absorbent productAbandonedMay 28, 02Apr 17, 03[D21H, D21C]
2003/0050,472 Alkylene oxide modified hardwood celluloseAbandonedAug 31, 01Mar 13, 03[C08B]
5819613 Saw mill apparatus and methodExpiredDec 15, 95Oct 13, 98[B26D, 75.5]
5643411 Process for operating a wood pulp digester sampling deviceExpiredSep 08, 94Jul 01, 97[D21C]
5336451 Desuperheater apparatus and methodExpiredDec 08, 93Aug 09, 94[B01F]
5169931 Nitrite-oxidized lignosulfonates and method of making the same and use of these as dispersantsExpiredMay 23, 91Dec 08, 92[C08H]
4728727 Modified lignosulfonate drilling fluid dispersants and process for the preparation thereofExpiredJan 28, 87Mar 01, 88[C08H]
4551305 Reduction of organic waste odorsExpiredOct 21, 83Nov 05, 85[A61L]
4500546 Suspensions containing microfibrillated celluloseExpiredNov 15, 82Feb 19, 85[A61K]
4487634 Suspensions containing microfibrillated celluloseExpiredNov 15, 82Dec 11, 84[C08L]
4483743 Microfibrillated celluloseExpiredOct 18, 82Nov 20, 84[D21D]
4481076 Redispersible microfibrillated celluloseExpiredMar 28, 83Nov 06, 84[D21H]
4481077 Process for preparing microfibrillated celluloseExpiredMar 28, 83Nov 06, 84[D21H]
4464287 Suspensions containing microfibrillated celluloseExpiredNov 15, 82Aug 07, 84[B01J, A23D]
4452721 Suspensions containing microfibrillated celluloseExpiredNov 15, 82Jun 05, 84[B01J, A23D]
4452722 Suspensions containing microfibrillated celluloseExpiredNov 15, 82Jun 05, 84[A23L, B01J]
4402899 Zinc-free preparation of rayon fibersExpiredJul 13, 81Sep 06, 83[D01F]
4399275 Preparation of highly reactive celluloseExpiredJan 06, 82Aug 16, 83[C08B]

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