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 codeC09D109/06
Official titleCopolymers with styrene
Display labelCopolymers with styrene
Total patents103

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
201510
20167
201713
201811
201910
202014
202110
20224
20239
20249
20253
20263

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 C09D109/06?
CPC C09D109/06 is the Cooperative Patent Classification code for “Copolymers with styrene.”
How many patents are filed under CPC C09D109/06 (Copolymers with styrene)?
Our database includes 103 publications tagged with this CPC code.
Is patent activity under CPC C09D109/06 growing?
Publication counts under this code: 9 in 2024 vs 3 in 2025 (latest complete years).