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PCE
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IPC Subgroup
C12P 7/08

produced as by-product or from waste or cellulosic material substrate

Introduced: January 1980

Last revised: January 2006

Full Title

Preparation of oxygen-containing organic compounds > containing a hydroxy group > acyclic > Ethanol, i.e. non-beverage > produced as by-product or from waste or cellulosic material substrate

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
Subclass:
FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE

2 direct subcodes

Child Classifications

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  • C12P 7/1 substrate containing cellulosic material
  • C12P 7/12 substrate containing sulfite waste liquor or citrus waste

Top Applicants

Top 10 applicants by patent filingsfor class C12, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 10,330
  2. HARVARD UNIVERSITY US 7,308
  3. UNIVERSITY OF CALIFORNIA US 6,383
  4. JIANGNAN UNIVERSITY 5,144
  5. MONSANTO TECHNOLOGY US 4,121
  6. PIONEER HI-BRED INTERNATIONAL US 3,630
  7. REGENERON PHARMACEUTICALS US 3,515
  8. CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 3,499
  9. INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 3,371
  10. CJ CHEILJEDANG CORPORATION KR 3,361