CPC Subgroup Additional Only
A23C 2220/10 Enzymatic treatment
Full Title
Biochemical treatment > Enzymatic treatment
Filing statistics
CPC A23C 2220/10 belongs to the parent subclass A23C, which recorded 39,557 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,200 in 2013 to 2,472 in 2023 (+12%), peaking at 5,484 applications in 2016. The most active applicants in class A23 are NESTLE (5,075 applications), NESTEC (3,916 applications) and DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) (2,558 applications).
Source: EPO PATSTAT, worldwide filings
3 direct subcodes
Child Classifications
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- A23C 2220/102 Enzymatic treatment in diffusion reactors, e.g. membrane reactors, without immobilisation of the enzyme
- A23C 2220/104 Enzymatic treatment with immobilised enzymes
- A23C 2220/106 Enzymatic treatment with enzymes in microgranules or soluble matrices; Entrapment of enzymes or making enzyme aggregates for delayed solubility; Complexation of enzymes
Top Applicants
Top 10 applicants by patent filingsfor class A23, 2013–2023, worldwide · Source: EPO PATSTAT
- NESTLE CH 5,075
- NESTEC CH 3,916
- DSM IP ASSETS (DUTCH STATE MINES IP ASSETS) NL 2,558
- JIANGNAN UNIVERSITY 2,196
- SUNTORY HOLDINGS JP 2,133
- CJ CHEILJEDANG CORPORATION KR 1,842
- CARGILL US 1,708
- REPUBLIC OF KOREA (RURAL DEVELOPMENT ADMINISTRATION) KR 1,341
- CHINESE ACADEMY OF SCIENCES 1,279
- MARS US 1,161