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 codeC08J2409/02
Official titleCopolymers with acrylonitrile
Display labelCopolymers with acrylonitrile
Total patents65

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20156
20167
20177
20188
201911
20207
20213
20226
20232
20242
20256

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 C08J2409/02?
CPC C08J2409/02 is the Cooperative Patent Classification code for “Copolymers with acrylonitrile.”
How many patents are filed under CPC C08J2409/02 (Copolymers with acrylonitrile)?
Our database includes 65 publications tagged with this CPC code.
Is patent activity under CPC C08J2409/02 growing?
Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).