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CPC Main Group
C08B 30/00

Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin

Filing statistics

CPC C08B 30/00 belongs to the parent subclass C08B, which recorded 44,442 patent applications worldwide between 2013 and 2023. Annual filings grew from 3,044 in 2013 to 3,688 in 2023 (+21%), peaking at 5,084 applications in 2018. The most active applicants in class C08 are LG CHEM (15,432 applications), DOW GLOBAL TECHNOLOGIES (14,214 applications) and BASF (BADISCHE ANILIN & SODA FABRIK) (11,155 applications).

Source: EPO PATSTAT, worldwide filings

7 direct subcodes

Child Classifications

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  • C08B 30/02 Preparatory treatment, e.g. crushing of raw materials
  • C08B 30/06 Drying; Forming
  • C08B 30/08 Concentration of starch suspensions
  • C08B 30/10 Working-up residues from the starch extraction , including pressing water from the starch-extracted material
  • C08B 30/20 Amylose or amylopectin (chemical derivatives thereof C08B33/00, C08B35/00)

Top Applicants

Top 10 applicants by patent filingsfor class C08, 2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 15,432
  2. DOW GLOBAL TECHNOLOGIES US 14,214
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 11,155
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,455
  5. FUJIFILM JP 6,178
  6. CHINESE ACADEMY OF SCIENCES 5,569
  7. SHIN-ETSU CHEMICAL COMPANY JP 5,506
  8. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,443
  9. TORAY INDUSTRIES JP 4,635
  10. NITTO DENKO CORPORATION JP 4,620