Method for manufacturing alpha-methylstyrene
US-2024417349-A1 · Dec 19, 2024 · 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 | C07C5/321 |
| Official title | {Catalytic processes} |
| Display label | Catalytic processes |
| Total patents | 69 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 2 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 12 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 13 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat and hydrogen integration in process for renewable alkylbenzene products
US-2024400477-A1 · Dec 5, 2024 · US
Radial flow reactor for an ethanol dehydration process
US-2024190794-A1 · Jun 13, 2024 · US
Process for obtaining isobutene from a c4-hydrocarbon mixture
US-2024140885-A1 · May 2, 2024 · US
High throughput methane pyrolysis reactor for low-cost hydrogen production
US-11964867-B2 · Apr 23, 2024 · US
Process for producing renewable product streams
US-11898105-B2 · Feb 13, 2024 · US
Systems and methods for producing olefins
US-2024034700-A1 · Feb 1, 2024 · US
Process for producing renewable product streams
US-2023137687-A1 · May 4, 2023 · US
Process and apparatus for regenerating catalyst with supplemental fuel
US-11577237-B2 · Feb 14, 2023 · US
High throughput methane pyrolysis reactor for low-cost hydrogen production
US-2023026987-A1 · Jan 26, 2023 · US
High throughput methane pyrolysis reactor for low-cost hydrogen production
US-2023017124-A1 · Jan 19, 2023 · US
High throughput methane pyrolysis reactor for low-cost hydrogen production
US-11453584-B2 · Sep 27, 2022 · US
Integrated process and plant for making styrene and propene oxide
US-2022298128-A1 · Sep 22, 2022 · US
Processes and systems for the conversion of hydrocarbons
US-11414362-B2 · Aug 16, 2022 · US
Stable, high selectivity catalysts and catalyst systems, and processes for their use
US-2022250046-A1 · Aug 11, 2022 · US
Processes for catalytic paraffin dehydrogenation and catalyst recovery
US-2022250049-A1 · Aug 11, 2022 · US
Air-cooled heat exchangers
US-11130111-B2 · Sep 28, 2021 · US
Process and apparatus for regenerating catalyst with supplemental fuel
US-2021178382-A1 · Jun 17, 2021 · US
Processes and Systems for the Conversion of Hydrocarbons
US-2021002186-A1 · Jan 7, 2021 · US
Rotating equipment in a petrochemical plant or refinery
US-10844290-B2 · Nov 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C5/321?
- CPC C07C5/321 is the Cooperative Patent Classification code for “Catalytic processes.”
- How many patents are filed under CPC C07C5/321 (Catalytic processes)?
- Our database includes 69 publications tagged with this CPC code.
- Is patent activity under CPC C07C5/321 growing?
- Publication counts under this code: 13 in 2024 vs 3 in 2025 (latest complete years).