DIFF Main Group
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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