Desulfurization method for sulfur-crosslinked rubber
US-2025376544-A1 · Dec 11, 2025 · US
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Devulcanisation
Devulcanisation · 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 | C08C19/085 |
| Official title | {Devulcanisation} |
| Display label | Devulcanisation |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Devulcanized rubber, rubber composition, and pneumatic tire
US-12492297-B2 · Dec 9, 2025 · US
Method of desulfurizing sulfur-crosslinked rubber
US-2025250366-A1 · Aug 7, 2025 · US
Microbial desulfurization and surface activation of rubber
US-12103985-B2 · Oct 1, 2024 · US
Depolymerizer and recycled rubber
US-11713362-B2 · Aug 1, 2023 · US
Devulcanized rubber, rubber composition, and pneumatic tire
US-2023192990-A1 · Jun 22, 2023 · US
Depolymerizer and recycled rubber
US-2022204656-A1 · Jun 30, 2022 · US
Modified conjugated diene-based polymer, production method thereof, rubber composition and tire
US-11091609-B2 · Aug 17, 2021 · US
Modified Conjugated Diene-Based Polymer, Production Method Thereof, Rubber Composition and Tire
US-2019203021-A1 · Jul 4, 2019 · US
Sulfur-modified chloroprene rubber, molding thereof, and production method therefore
US-9328175-B2 · May 3, 2016 · US
Glass sheet/fluororesin laminate
US-2015152004-A1 · Jun 4, 2015 · US