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Class Information
Number: 527/301
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From carbohydrate or derivative as a reactant > With n=c=x reactant wherein x is chalcogen
Description: Subject matter wherein a N=C=X reactant is present in addition to the carbohydrate or derivative.










Sub-classes under this class:

Class Number Class Name Patents
527/302 Oxyalkylated carbohydrate 19


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8609081 Cyclodextrin-based polymers for therapeutics delivery Dec. 17, 2013
8603454 Cyclodextrin-based polymers for therapeutics delivery Dec. 10, 2013
8580244 Cyclodextrin-based polymers for therapeutics delivery Nov. 12, 2013
8580242 Cyclodextrin-based polymers for therapeutics delivery Nov. 12, 2013
8580243 Cyclodextrin-based polymers for therapeutics delivery Nov. 12, 2013
8465581 Stable acid denatured soy/urea adhesives and methods of making same Jun. 18, 2013
8288496 Contact lens and its manufacturing method Oct. 16, 2012
8278406 Bioactive and biocompatible polyurethane-buthanediol-glycosaminoglycan salt copolymers Oct. 2, 2012
8211976 Sports equipment compositions comprising a polyurethane, polyurea or prepolymer thereof and a polyfunctional modifier Jul. 3, 2012
7838592 Starch-based coating composition Nov. 23, 2010
7728096 Adhesive having aromatic diisocyanates and aromatic petroleum distillates with low volatility for use in engineered wood products Jun. 1, 2010
7485689 Tensio-active glucoside urethanes Feb. 3, 2009
7345117 Sulphated hyaluronic acid and sulphated derivatives thereof covalently bound to polyurethanes, and the process for their preparation Mar. 18, 2008
7172866 Methods and gel compositions for encapsulating living cells and organic molecules Feb. 6, 2007
6863971 Strong durable low cost composite materials made from treated cellulose and plastic Mar. 8, 2005
6846849 Saccharide-based resin for the preparation of foam Jan. 25, 2005
6835758 Water compatible energy curable compositions containing malemide derivatives Dec. 28, 2004
6828402 Resin composite, method for producing the same and articles consisting of the same Dec. 7, 2004
6825272 Golf ball Nov. 30, 2004
6822042 Saccharide-based resin for the preparation of composite products Nov. 23, 2004
6706778 Process for the production of molded particles for microbial cell-immobilization Mar. 16, 2004
6420034 Binder composition and process for manufacturing board by using the binder composition Jul. 16, 2002
6310172 Water-dispersible polyisocyanate preparations for producing repulpable paper Oct. 30, 2001
6174683 Method of making biochips and the biochips resulting therefrom Jan. 16, 2001
6160032 Biocompatible coating composition Dec. 12, 2000
6080831 Water-dispersible polyisocyanates Jun. 27, 2000
6054545 Modified cellulose compound and photopolymerizable resin composition containing the same Apr. 25, 2000
6025452 Lignin based polyols Feb. 15, 2000
6011092 Thermoplasticized starch component and process for the preparation thereof Jan. 4, 2000
5880243 Fire retardant composite products of cellulose impregnated with isocyanate compositions Mar. 9, 1999
5674568 Treatment of cellulosic fiber products Oct. 7, 1997
5612389 Functionalized photoinitiators, macromers thereof, and the use thereof Mar. 18, 1997
5583193 Polysaccharide graft-polymers and the use in papermaking thereof Dec. 10, 1996
5580922 Cellulose products treated with isocyanate compositions Dec. 3, 1996
5433876 Ion-conductive polymer and electrolyte additives Jul. 18, 1995
5345738 Multi-functional exterior structural foam sheathing panel Sep. 13, 1994
5324777 Process for the production of polymers containing ammonium groups Jun. 28, 1994
5317071 Aldehyde treatment system May. 31, 1994
5280097 Laminated composites of polyurea-cellulose and methods for their manufacture Jan. 18, 1994
5264515 Moisture curable compositions and method of curing moisture curable compositions Nov. 23, 1993
5242490 Surface reactive veneer finishing composition and method Sep. 7, 1993
5220760 Multi-functional exterior structural foam sheathing panel Jun. 22, 1993
5182379 Acid-curable cellulose esters containing melamine pendent groups Jan. 26, 1993
5157093 Hydroxyethyl cellulose derivatives containing pendant (meth)acryloyl units bound through urethane groups and hydrogel contact lenses made therefrom Oct. 20, 1992
5144013 Body fluid purifying material and method for purifying body fluid by use thereof Sep. 1, 1992
5140086 Isocyanate modified cellulose products and method for their manufacture Aug. 18, 1992
5138006 Radiation polymerizable starch ester-urethanes Aug. 11, 1992
5037930 Heterocyclic quaternized nitrogen-containing cellulosic graft polymers Aug. 6, 1991
5010155 Vinyl-urethane substituted hydroxyethyl cellulose Apr. 23, 1991
5008359 Isocyanate modified cellulose products and method for their manufacture Apr. 16, 1991

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