Serine endopeptidases (3.4.21)

Serine endopeptidases (3.4.21) · Cooperative Patent Classification (CPC)

Agriculture, food, personal care, health, and life sciences.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeA61K38/482
Official title{Serine endopeptidases (3.4.21)}
Display labelSerine endopeptidases (3.4.21)
Total patents297

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201532
201631
201731
201823
201939
202024
202124
202220
202323
202423
202518
20269

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC A61K38/482?
CPC A61K38/482 is the Cooperative Patent Classification code for “Serine endopeptidases (3.4.21).”
How many patents are filed under CPC A61K38/482 (Serine endopeptidases (3.4.21))?
Our database includes 297 publications tagged with this CPC code.
Is patent activity under CPC A61K38/482 growing?
Publication counts under this code: 23 in 2024 vs 18 in 2025 (latest complete years).