Cyclic diene-containing composition, production method for aldehyde, production method for alcohol, and production method for cyclic diene-containing composition
US-2026035328-A1 · Feb 5, 2026 · US
Catalytic processes
Catalytic processes · 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 | C07C2/52 |
| Official title | Catalytic processes |
| Display label | Catalytic processes |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 8 |
| 2018 | 9 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Molecular sieves mediated unsaturated hydrocarbon separation and related compositions, materials, methods and systems
US-2025100957-A1 · Mar 27, 2025 · US
Molecular sieves mediated unsaturated hydrocarbon separation and related compositions, materials, methods and systems
US-12195426-B2 · Jan 14, 2025 · US
Diels-Alder coupling for cycloalkane production for sustainable aviation fuel
US-2024327315-A1 · Oct 3, 2024 · US
Method for Preparing P-Xylene by Biomass Conversion
US-2024254064-A1 · Aug 1, 2024 · US
Processes for synthesizing paraxylene and catalyst for same
US-2024208883-A1 · Jun 27, 2024 · US
Tricyclodecane dimethanol composition and preparation method of the same
US-11884622-B2 · Jan 30, 2024 · US
Molecular sieves mediated unsaturated hydrocarbon separation and related compositions, materials, methods and systems
US-2023227385-A1 · Jul 20, 2023 · US
Tricyclodecane dimethanol composition and preparation method of the same
US-2023192575-A1 · Jun 22, 2023 · US
Molecular sieves mediated unsaturated hydrocarbon separation and related compositions, materials, methods and systems
US-2022220048-A1 · Jul 14, 2022 · US
Hydrocarbon production method and production apparatus
US-11370728-B2 · Jun 28, 2022 · US
Production method for p-xylene
US-11208367-B2 · Dec 28, 2021 · US
Cyclopentadiene fuels
US-11078139-B1 · Aug 3, 2021 · US
Producing cyclic fuels from conjugated diene
US-10981846-B1 · Apr 20, 2021 · US
Production method for p-xylene
US-2021009487-A1 · Jan 14, 2021 · US
Molecular sieves mediated unsaturated hydrocarbon separation and related compositions, materials, methods and systems
US-2020377432-A1 · Dec 3, 2020 · US
Molecular sieves mediated unsaturated hydrcarbon separation and related compositions, materials, methods and systems
US-10781150-B2 · Sep 22, 2020 · US
Hydrocarbon production method and production apparatus
US-2019375697-A1 · Dec 12, 2019 · US
Molecular sieves mediated unsaturated hydrcarbon separation and related compositions, materials, methods and systems
US-2019367433-A1 · Dec 5, 2019 · US
Molecular sieves mediated unsaturated hydrocarbon separation and related compositions, materials, methods and systems
US-10427995-B2 · Oct 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C2/52?
- CPC C07C2/52 is the Cooperative Patent Classification code for “Catalytic processes.”
- How many patents are filed under CPC C07C2/52 (Catalytic processes)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC C07C2/52 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).