Copolymers with styrene

Copolymers with styrene · 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 codeC09J109/06
Official titleCopolymers with styrene
Display labelCopolymers with styrene
Total patents149

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
20159
201612
201716
201815
201917
202015
202113
202214
202312
202420
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 C09J109/06?
CPC C09J109/06 is the Cooperative Patent Classification code for “Copolymers with styrene.”
How many patents are filed under CPC C09J109/06 (Copolymers with styrene)?
Our database includes 149 publications tagged with this CPC code.
Is patent activity under CPC C09J109/06 growing?
Publication counts under this code: 20 in 2024 vs 6 in 2025 (latest complete years).