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C08B 31/00

Preparation of derivatives of starch (derivatives of amylose C08B33/00; derivatives of amylopectin C08B35/00)

Introduced: July 1974

Title

Titles differ between systems:

IPC: Preparation of chemical derivatives of starch

CPC: Preparation of derivatives of starch (derivatives of amylose C08B33/00; derivatives of amylopectin C08B35/00)

Full Title

Full titles differ between systems:

IPC:

Preparation of chemical derivatives of starch

CPC:

Preparation of derivatives of starch (derivatives of amylose C08B33/00; derivatives of amylopectin C08B35/00)

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1974.

Child Classifications

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  • C08B 31/16 Ether-esters since 1974 IPC+CPC Available in IPC and CPC