Homopolymers or copolymers of amides or imides

Homopolymers or copolymers of amides or imides · 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 codeC09J133/24
Official titleHomopolymers or copolymers of amides or imides
Display labelHomopolymers or copolymers of amides or imides
Total patents99

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
20153
201611
201714
201810
20195
20208
20218
20224
202311
202417
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 C09J133/24?
CPC C09J133/24 is the Cooperative Patent Classification code for “Homopolymers or copolymers of amides or imides.”
How many patents are filed under CPC C09J133/24 (Homopolymers or copolymers of amides or imides)?
Our database includes 99 publications tagged with this CPC code.
Is patent activity under CPC C09J133/24 growing?
Publication counts under this code: 17 in 2024 vs 7 in 2025 (latest complete years).