Synthetic resins (class 520, subclass 1) > Mixing of two or more solid polymers; mixing of solid polymer or sicp with sicp or spfi; mixing of sicp with an ethylenic agent; mixing of solid polymer with a chemical treating or ethylenic agent; or processes of forming or reacting; or the resultant product of any of the above operations > Containing chemically combined protein or biologically active polypeptide > Patents

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Class Information
Number: 525/54.1
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Mixing of two or more solid polymers; mixing of solid polymer or sicp with sicp or spfi; mixing of sicp with an ethylenic agent; mixing of solid polymer with a chemical treating or ethylenic agent; or processes of forming or reacting; or the resultant product of any of the above operations > Containing chemically combined protein or biologically active polypeptide
Description: Subject matter wherein a protein or biologically active polypeptide is chemically combined with the polymer system.

Sub-classes under this class:

Class Number	Class Name	Patents
525/54.11	Solid polymer treated by stepwise reaction with naturally occurring alpha or beta amino acid or a material which contains a residue of said amino acid, e.g., a functionally protected amino acid, etc.	251

Patents under this class:

1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number	Title Of Patent	Date Issued
6214907	Biologically degradable polymer mixture	Apr. 10, 2001
6214966	Soluble, degradable poly(ethylene glycol) derivatives for controllable release of bound molecules into solution	Apr. 10, 2001
6197881	Electrically conductive copolymers and their preparation	Mar. 6, 2001
6177514	Blocked functional reagants for cross-linking biological tissues	Jan. 23, 2001
6177513	Method for evaluating artificial receptors	Jan. 23, 2001
6177095	Polymerizable biodegradable polymers including carbonate or dioxanone linkages	Jan. 23, 2001
6166184	Process for making a bioprosthetic device	Dec. 26, 2000
6166130	Method of using crosslinked polymer compositions in tissue treatment applications	Dec. 26, 2000
6162877	Hydrophobically modified comb copolymers	Dec. 19, 2000
6159495	Porous and bulk keratin bio-polymers	Dec. 12, 2000
6156345	Crosslinkable macromers bearing initiator groups	Dec. 5, 2000
6153655	Terminally-branched polymeric linkers and polymeric conjugates containing the same	Nov. 28, 2000
6150459	Comb polymers for regulating cell surface interactions	Nov. 21, 2000
6150461	Carriers targettable to organ	Nov. 21, 2000
6146771	Process for modifying surfaces using the reaction product of a water-insoluble polymer and a polyalkylene imine	Nov. 14, 2000
6133229	Stabilization of proteins in solution	Oct. 17, 2000
6127448	Biocompatible polymeric coating material	Oct. 3, 2000
6121341	Redox and photoinitiator systems for priming and improved adherence of gels to substrates	Sep. 19, 2000
6117979	Process for making a bioprosthetic device and implants produced therefrom	Sep. 12, 2000
6113906	Water-soluble non-antigenic polymer linkable to biologically active material	Sep. 5, 2000
6110487	Method of making porous keratin scaffolds and products of same	Aug. 29, 2000
6096825	Electrically conductive electroactive functionalized conjugated polymers, and uses thereof	Aug. 1, 2000
6077887	Polyelectrolyte composition	Jun. 20, 2000
6072015	Lignin based paint	Jun. 6, 2000
6060582	Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers	May. 9, 2000
6056926	Apparatus and method for parallel coupling reactions	May. 2, 2000
6051248	Compliant tissue sealants	Apr. 18, 2000
6051648	Crosslinked polymer compositions and methods for their use	Apr. 18, 2000
6040291	Antimicrobial peptide	Mar. 21, 2000
6034175	Salts of peptides with carboxy-terminated polyesters	Mar. 7, 2000
6028164	Bioresorbable compositions for implantable prostheses	Feb. 22, 2000
6025451	Method of producing particulate natural rubber	Feb. 15, 2000
6022902	Porous article with surface functionality and method for preparing same	Feb. 8, 2000
6013774	Biodegradable plastics and composites from wood	Jan. 11, 2000
6008292	Method for inhibiting calcification of aldehyde-fixed bioprosthetic materials	Dec. 28, 1999
6007833	Crosslinkable macromers bearing initiator groups	Dec. 28, 1999
5993796	Biocompatible polymeric materials, methods of preparing such materials and uses thereof	Nov. 30, 1999
5986043	Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers	Nov. 16, 1999
5981710	Therapeutic hemoglobin composition having isotropically increased size	Nov. 9, 1999
5977252	Covalent modification of surfaces with polymers to increase biocompatibility	Nov. 2, 1999
5972385	Collagen-polysaccharide matrix for bone and cartilage repair	Oct. 26, 1999
5969040	Factor IX -- polymeric conjugates	Oct. 19, 1999
5965118	Polymer-platinum compounds	Oct. 12, 1999
5955560	Chain extender for the synthesis of heparinizable, biocompatible polymers	Sep. 21, 1999
5952454	Linking compounds useful for coupling carbohydrates to amine-containing carriers	Sep. 14, 1999
5948857	Gelatin-modified polyurethane	Sep. 7, 1999
5948432	Keratin-based sheet material for biomedical applications and method of production	Sep. 7, 1999
5936035	Biocompatible adhesive compositions	Aug. 10, 1999
5932552	Keratin-based hydrogel for biomedical applications and method of production	Aug. 3, 1999
5932539	Biodegradable polymer matrix for tissue repair	Aug. 3, 1999