Skip over navigation
Main CPC Sections USPC Class Numbers & Titles USPC Class Numbers Classification Search Page Contacts Help
Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC)
Printable version [PDF]
CPC
COOPERATIVE PATENT CLASSIFICATION
Collapse
C09H
PREPARATION OF GLUE OR GELATINE
Collapse
C09H 1/00
Pretreatment of collagen-containing raw materials for the manufacture of glue
C09H 1/02
.
of bones (defatting bones C11B)
C09H 1/04
.
of hides, hoofs, or leather scrap (recovery of tanning agents C14C)
Collapse
C09H 3/00
Isolation of glue or gelatine from raw materials, e.g. by extrating, by heating (gelatine for foodstuffs A23J 1/10)
C09H 3/02
.
Purification of sulutions of gelatine
C09H 5/00
Stabilisation of solutions of glue or gelatine
C09H 7/00
Preparation of water-insoluble gelatine
Collapse
C09H 9/00
Drying of glue or gelatine
C09H 9/02
.
in the form of foils
C09H 9/04
.
in the form of granules, e.g. beads
C09H 11/00
Adhesives based on glue or gelatine
This page is owned by Office of Patent Classification.
Last Modified: 04/16/2013 4:31:16 PM