Microorganisms; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor

Introduced: January 1980

Last revised: January 2006

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

Filing statistics

IPC C12N 1/00 belongs to the parent subclass C12N, which recorded 650,624 patent applications worldwide between 2013 and 2023. Annual filings grew from 43,581 in 2013 to 68,426 in 2023 (+57%), peaking at 74,521 applications in 2022. The most active applicants in class C12 are CHINESE ACADEMY OF SCIENCES (10,330 applications), HARVARD UNIVERSITY (7,308 applications) and UNIVERSITY OF CALIFORNIA (6,383 applications).

Source: EPO PATSTAT, worldwide filings

Related Keywords

mutants or genetically-engineered organisms per sepreparing PROTEINS by microbiological processesSTERILISING of yeastfood or fodder YEASTYEAST production

15 direct subcodes

Child Classifications

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C12N 1/02 Separating microorganisms from their culture media
C12N 1/04 Preserving or maintaining viable microorganisms
C12N 1/06 Lysis of microorganisms
C12N 1/08 Reducing the nucleic acid content
C12N 1/1 Protozoa; Culture media therefor
C12N 1/12 Unicellular algae; Culture media therefor
C12N 1/14 Fungi; Culture media therefor
C12N 1/2 Bacteria; Culture media therefor
C12N 1/22 Processes using, or culture media containing, cellulose or hydrolysates thereof
C12N 1/24 Processes using, or culture media containing, waste sulfite liquor
C12N 1/26 Processes using, or culture media containing, hydrocarbons
C12N 1/32 Processes using, or culture media containing, lower alkanols, i.e. C to C
C12N 1/34 Processes using foam culture
C12N 1/36 Adaptation or attenuation of cells
C12N 1/38 Chemical stimulation of growth or activity by addition of chemical compounds which are not essential growth factors; Stimulation of growth by removal of a chemical compound

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