characterized by their specific function

characterized by their specific function · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC08K3/01
Official titlecharacterized by their specific function
Display labelcharacterized by their specific function
Total patents432

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
201562
201644
201739
201843
201948
202041
202131
202246
202326
202424
202522
20266

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 C08K3/01?
CPC C08K3/01 is the Cooperative Patent Classification code for “characterized by their specific function.”
How many patents are filed under CPC C08K3/01 (characterized by their specific function)?
Our database includes 432 publications tagged with this CPC code.
Is patent activity under CPC C08K3/01 growing?
Publication counts under this code: 24 in 2024 vs 22 in 2025 (latest complete years).