IPC Subgroup
C12N 9/44 acting on alpha-1, 6-glucosidic bonds, e.g. isoamylase, pullulanase
Introduced: January 1980
Last revised: January 2006
Full Title
Enzymes, e.g. ligases (6.); Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating, or purifying enzymes > Hydrolases (3.) > acting on glycosyl compounds (3.2) > acting on alpha-1, 6-glucosidic bonds, e.g. isoamylase, pullulanase
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- Subclass:
- MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
1 direct subcode
Child Classifications
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- C12N 9/46 Dextranase
Top Applicants
Top 10 applicants by patent filingsfor class C12, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 10,330
- HARVARD UNIVERSITY US 7,308
- UNIVERSITY OF CALIFORNIA US 6,383
- JIANGNAN UNIVERSITY 5,144
- MONSANTO TECHNOLOGY US 4,121
- PIONEER HI-BRED INTERNATIONAL US 3,630
- REGENERON PHARMACEUTICALS US 3,515
- CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 3,499
- INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 3,371
- CJ CHEILJEDANG CORPORATION KR 3,361