Homopolymers or copolymers of unsaturated ethers (C09J135/08 takes precedence) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C09J129/10 |
| Official title | Homopolymers or copolymers of unsaturated ethers (C09J135/08 takes precedence) |
| Display label | Homopolymers or copolymers of unsaturated ethers (C09J135/08 takes precedence) |
| Total patents | 40 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12265324-B2 · Apr 1, 2025 · US
US-2025064749-A1 · Feb 27, 2025 · US
US-2024400871-A1 · Dec 5, 2024 · US
US-2024294807-A1 · Sep 5, 2024 · US
US-11999878-B2 · Jun 4, 2024 · US
US-2023407148-A1 · Dec 21, 2023 · US
US-2023045921-A1 · Feb 16, 2023 · US
US-2022227693-A1 · Jul 21, 2022 · US
US-2022214613-A1 · Jul 7, 2022 · US
US-2022214611-A1 · Jul 7, 2022 · US
US-2022214612-A1 · Jul 7, 2022 · US
US-11339245-B2 · May 24, 2022 · US
US-2021163798-A1 · Jun 3, 2021 · US
US-10947425-B2 · Mar 16, 2021 · US
US-10947427-B2 · Mar 16, 2021 · US
US-2021040252-A1 · Feb 11, 2021 · US
US-10844153-B2 · Nov 24, 2020 · US
US-10633469-B2 · Apr 28, 2020 · US
US-2020055977-A1 · Feb 20, 2020 · US
US-10563097-B2 · Feb 18, 2020 · US
Answers are generated from the same data shown on this page.