Copolymers with acrylonitrile

Copolymers with acrylonitrile · 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 codeC09J109/02
Official titleCopolymers with acrylonitrile
Display labelCopolymers with acrylonitrile
Total patents57

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20151
20164
20173
201810
20197
20207
20216
20225
20234
20242
20257
20261

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 C09J109/02?
CPC C09J109/02 is the Cooperative Patent Classification code for “Copolymers with acrylonitrile.”
How many patents are filed under CPC C09J109/02 (Copolymers with acrylonitrile)?
Our database includes 57 publications tagged with this CPC code.
Is patent activity under CPC C09J109/02 growing?
Publication counts under this code: 2 in 2024 vs 7 in 2025 (latest complete years).