IPC Main Group
C08B 30/00 Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
Introduced: January 1985
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- POLYSACCHARIDES; DERIVATIVES THEREOF
7 direct subcodes
Child Classifications
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- C08B 30/02 Preparatory treatment, e.g. crushing of raw materials
- C08B 30/04 Extraction or purification
- C08B 30/06 Drying; Forming
- C08B 30/08 Concentration of starch suspensions
- C08B 30/1 Working-up residues from the starch extraction, including pressing water from the starch-extracted material
- C08B 30/12 Degraded or non-chemically modified starch; Bleaching of starch
- C08B 30/2 Amylose or amylopectin
Top Applicants
Top 10 applicants by patent filingsfor class C08, 2013–2023, worldwide · Source: EPO PATSTAT
- LG CHEM KR 14,262
- DOW GLOBAL TECHNOLOGIES US 12,486
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,858
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,877
- CHINESE ACADEMY OF SCIENCES 6,993
- FUJIFILM JP 5,049
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 4,923
- SHIN-ETSU CHEMICAL COMPANY JP 4,517
- BOREALIS AT 4,213
- ARKEMA FR 4,098