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Class Information
Number: 536/62
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Carbohydrates or derivatives > Cellulose or derivative > Esters > Phosphorus containing acid
Description: Compounds in which the acid moiety contains phosphorus.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7132427 |
Quinazolines and uses thereof |
Nov. 7, 2006 |
| 6761272 |
Filters consisting of filter paper or paper-type nonwoven material |
Jul. 13, 2004 |
| 6579977 |
Biosorbents and process for producing the same |
Jun. 17, 2003 |
| 6140497 |
Process for preparing a spinnable, isotropic cellulose solution |
Oct. 31, 2000 |
| 6075139 |
Linear and cyclic sucrose reaction products, their preparation and their use |
Jun. 13, 2000 |
| 6005099 |
Glucosamine disaccharides, method for their preparation, pharmaceutical composition comprising same, and their use |
Dec. 21, 1999 |
| 5968794 |
Biodegradable particulate vector for transporting molecules having biological activity |
Oct. 19, 1999 |
| 5750729 |
Compounds and methods for making and using same |
May. 12, 1998 |
| 5498705 |
Modified polysaccharides having improved absorbent properties and process for the preparation thereof |
Mar. 12, 1996 |
| 5470964 |
Process for the preparation of modified polysaccharides having improved absorbent properties |
Nov. 28, 1995 |
| 5093486 |
Modified chitin for biocompatible dialysis membranes II and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 1992 |
| 5093488 |
Modified chitin for biocompatible dialysis membranes III and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 1992 |
| 5093489 |
Modified chitin for biocompatible dialysis membranes IV and process for preparation of modified cellulose and modified chitin for use therewith |
Mar. 3, 1992 |
| 5045593 |
Organophilic modified polymers |
Sep. 3, 1991 |
| 5008385 |
Cellulose derivatives and fibers and membranes made therefrom |
Apr. 16, 1991 |
| 4997935 |
Modified cellulose for biocompatible dialysis membranes III and process for preparation thereof |
Mar. 5, 1991 |
| 4981959 |
Modified cellulose for biocompatible dialysis membranes II and process for preparation thereof |
Jan. 1, 1991 |
| 4981960 |
Modified cellulose for biocompatible dialysis membranes IV and process for preparation thereof |
Jan. 1, 1991 |
| 4863980 |
Organophilic modified polymers |
Sep. 5, 1989 |
| 4839113 |
Anistropic compositions of cellulose esters; processes for obtaining such compositions; fibers of cellulose esters or cellulose |
Jun. 13, 1989 |
| 4480090 |
Process for esterification of cellulose using as the catalyst the combination of sulfuric acid, phosphoric acid and a hindered aliphatic alcohol |
Oct. 30, 1984 |
| 4379918 |
Process for preparing water-soluble phosphonomethyl ethers of cellulose |
Apr. 12, 1983 |
| 4294731 |
Method for drying absorbent modified cellulosic polymers and the like |
Oct. 13, 1981 |
| 4256877 |
Method of manufacturing cellulose derivative |
Mar. 17, 1981 |
| 4256111 |
Filaments of chemically modified cellulose fibers and webs and products formed therefrom |
Mar. 17, 1981 |
| 4083904 |
Method for manufacturing phosphorylated cellulose ester membranes for use in the separation or concentration of substances |
Apr. 11, 1978 |
| 4049764 |
Method of forming highly absorbent filaments and webs having improved softness, wicking, and solvent drying characteristics |
Sep. 20, 1977 |
| 4043952 |
Surface treatment process for improving dispersibility of an absorbent composition, and product thereof |
Aug. 23, 1977 |
| 4020268 |
Agarose containing affinity matrix materials |
Apr. 26, 1977 |
| 3962212 |
Phosphorylated cellulose ester membrane for use in separation or concentration of substances |
Jun. 8, 1976 |
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