Chloroprene rubber composition
US-12565551-B2 · Mar 3, 2026 · US
containing chlorine
containing chlorine · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08F136/18 |
| Official title | containing chlorine |
| Display label | containing chlorine |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing purified chloroprene-based-polymer latex
US-12331137-B2 · Jun 17, 2025 · US
Chloroprene polymer and manufacturing method therefor, chloroprene polymer composition, and dip molded body
US-2024294686-A1 · Sep 5, 2024 · US
Chloroprene polymer, chloroprene polymer latex, method for producing chloroprene polymer latex, compound composition and valcanization molded body
US-2024117083-A1 · Apr 11, 2024 · US
Chloroprene polymer, chloroprene polymer latex, method for producing chloroprene polymer latex, compound composition and vulcanization molded body
US-2024117161-A1 · Apr 11, 2024 · US
Polymer manufacturing method
US-11608397-B2 · Mar 21, 2023 · US
Chloroprene rubber composition
US-2023074258-A1 · Mar 9, 2023 · US
Latex composition, molded body, and method for producing molded body
US-2023059522-A1 · Feb 23, 2023 · US
Rubber composition, vulcanized product, and vulcanized molded article
US-2022325071-A1 · Oct 13, 2022 · US
Method for producing purified chloroprene-based-polymer latex
US-2022235151-A1 · Jul 28, 2022 · US
Dihydropyridazine antioxidant sunscreens
US-11325925-B2 · May 10, 2022 · US
Method for producing chloroprene polymer latex
US-2022056246-A1 · Feb 24, 2022 · US
Polychloroprene compositions
US-10899857-B2 · Jan 26, 2021 · US
Dihydropyridazine antioxidant sunscreens
US-2020270281-A1 · Aug 27, 2020 · US
Polymer manufacturing method
US-2020223961-A1 · Jul 16, 2020 · US
Novel polychloroprene compositions
US-2019023821-A1 · Jan 24, 2019 · US
Method for obtaining and isolating polychloroprene solids
US-9938363-B2 · Apr 10, 2018 · US
Surface modification method and surface-modified elastic body
US-9758605-B2 · Sep 12, 2017 · US
Chloroprene rubber, method for producing same, chloroprene rubber composition and vulcanized product of chloroprene rubber composition
US-9464146-B2 · Oct 11, 2016 · US
Surface modification method, surface-modified elastic body, gasket for injector, injector, and tire
US-9394391-B2 · Jul 19, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F136/18?
- CPC C08F136/18 is the Cooperative Patent Classification code for “containing chlorine.”
- How many patents are filed under CPC C08F136/18 (containing chlorine)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC C08F136/18 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).