US PATENT SUBCLASS 530 / 345
.~ Chemical aftertreatment, e.g., acylation, methylation, etc.

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


530 /   HD   CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF

300  DF  PEPTIDES OF 3 TO 100 AMINO ACID RESIDUES {29}
345.~ Chemical aftertreatment, e.g., acylation, methylation, etc.

DEFINITION

Classification: 530/345

Chemical aftertreatment, e.g., acylation, methylation, etc.:

(under subclass 300) Processes in which a preexisting peptide is chemically modified.

(1) Note. Since the synthesis of peptide has been provided for in a superior subclass, this subclass will contain only patents directed to addition or removal of nonamino acid moieties to an existing peptide structure.