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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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4001442 |
Collagen-containing preparations |
Jan. 4, 1977 |
| 3993553 |
Process for cocrosslinking water soluble polymers and products thereof |
Nov. 23, 1976 |
| 3993552 |
Process for cocrosslinking water soluble polymers and products thereof |
Nov. 23, 1976 |
| 3988304 |
Cyclic dodecapeptide derivatives of somatostatin and intermediates thereof |
Oct. 26, 1976 |
| 3985616 |
Immobilization of enzymes with a starch-graft copolymer |
Oct. 12, 1976 |
| 3983097 |
Method of producing high molecular derivatives |
Sep. 28, 1976 |
| 3981832 |
Fire-protecting epoxy resins |
Sep. 21, 1976 |
| 3970597 |
Novel substituted polyamides and process for producing them |
Jul. 20, 1976 |
| 3969284 |
Amino acid derivatives of chloromethylated polymers and methods of making the same |
Jul. 13, 1976 |
| 3964973 |
Preparation of insoluble biologically active compounds |
Jun. 22, 1976 |
| 3959080 |
Carrier matrix for the fixation of biochemically effective substances and process for the preparation thereof |
May. 25, 1976 |
| 3959079 |
Insolubilization of proteins by chemical activation of a polymerized support and crosslinking of the protein to the support |
May. 25, 1976 |
| 3947352 |
Polysaccharide matrices for use as adsorbents in affinity chromatography techniques |
Mar. 30, 1976 |
| 3941756 |
New water-insoluble preparations of peptide materials, their production and their use |
Mar. 2, 1976 |
| 3932557 |
Reactive hydrophilic epoxy containing polymer |
Jan. 13, 1976 |
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