Method for preparing heavy-duty tire with natural rubber modified by graphene/carbon blacks varying in particle size synergized with vulcanization system
US-2026001968-A1 · Jan 1, 2026 · US
Treatment of rubber solutions
Treatment of rubber solutions · 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 | C08C2/00 |
| Official title | Treatment of rubber solutions |
| Display label | Treatment of rubber solutions |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 3 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rubber composition comprising masterbatch
US-2025297070-A1 · Sep 25, 2025 · US
Processes for increasing the molecular weight of guayule natural rubber
US-12258427-B2 · Mar 25, 2025 · US
Process for high yield, high purity extraction of rubber from non-hevea sources
US-2024368634-A1 · Nov 7, 2024 · US
Latex immersion liquid, rubber composition and method for producing the same
US-2022185998-A1 · Jun 16, 2022 · US
Processes For Increasing The Molecular Weight Of Guayule Natural Rubber
US-2022064339-A1 · Mar 3, 2022 · US
Bio-based polymer compositions and methods of making and using thereof
US-2022025174-A1 · Jan 27, 2022 · US
Method for manufacturing polymer latex
US-11034799-B2 · Jun 15, 2021 · US
Process for separating non-Hevea natural rubber in solid form from solutions including it
US-10913804-B2 · Feb 9, 2021 · US
Process for the production of water and solvent-free hydrogenated nitrile rubbers
US-10882980-B2 · Jan 5, 2021 · US
Process for the production of water and solvent-free nitrile rubbers
US-10858455-B2 · Dec 8, 2020 · US
Polymeric dispersants from aralkylated phenols
US-2020255593-A1 · Aug 13, 2020 · US
Pulverulent mixtures containing low-emission nitrile rubbers
US-10584226-B2 · Mar 10, 2020 · US
Method for manufacturing polymer latex
US-2019055367-A1 · Feb 21, 2019 · US
Process for separating non-hevea natural rubber in solid form from solutions including it
US-2018362671-A1 · Dec 20, 2018 · US
Methods for increasing the extractable rubber content of non-Hevea plant matter
US-10138304-B2 · Nov 27, 2018 · US
Rubber extraction method
US-2018319904-A1 · Nov 8, 2018 · US
Integrated process for processing and utilising the guayule plant
US-9969818-B2 · May 15, 2018 · US
Polyalkenyl coupling agent and conjugated diene polymers prepared therefrom
US-9951160-B2 · Apr 24, 2018 · US
Pulverulent mixtures containing low-emission nitrile rubbers
US-2018079886-A1 · Mar 22, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08C2/00?
- CPC C08C2/00 is the Cooperative Patent Classification code for “Treatment of rubber solutions.”
- How many patents are filed under CPC C08C2/00 (Treatment of rubber solutions)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC C08C2/00 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).