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IPC Subgroup
C12M 3/06

with filtration, ultrafiltration, inverse osmosis or dialysis means

Introduced: January 1990

Last revised: January 2006

Full Title

Tissue, human, animal or plant cell, or virus culture apparatus > with filtration, ultrafiltration, inverse osmosis or dialysis means

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
Subclass:
APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY

Filing statistics

IPC C12M 3/06 belongs to the parent subclass C12M, which recorded 171,419 patent applications worldwide between 2013 and 2023. Annual filings grew from 7,594 in 2013 to 20,923 in 2023 (+176%), peaking at 22,037 applications in 2020. 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

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