Catalyst compositions and use in heavy aromatics conversion processes
US-10118165-B2 · Nov 6, 2018 · 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 | C07C4/18 |
| Official title | Catalytic processes |
| Display label | Catalytic processes |
| Total patents | 152 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 16 |
| 2017 | 11 |
| 2018 | 18 |
| 2019 | 20 |
| 2020 | 13 |
| 2021 | 22 |
| 2022 | 15 |
| 2023 | 7 |
| 2024 | 8 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Olefin and btx production using aliphatic cracking reactor
US-2018273859-A1 · Sep 27, 2018 · US
Processes and apparatuses for toluene methylation in an aromatics complex
US-2018265429-A1 · Sep 20, 2018 · US
Combined heavy reformate dealkylation-transalkylation process for maximizing xylenes production
US-10071939-B2 · Sep 11, 2018 · US
Alkylaromatic conversion catalyst
US-2018243731-A1 · Aug 30, 2018 · US
Catalyst compositions and use in heavy aromatics conversion processes
US-10058853-B2 · Aug 28, 2018 · US
Catalyst system and use in heavy aromatics conversion processes
US-10058854-B2 · Aug 28, 2018 · US
Process for the preparation of aromatic compounds
US-2018237989-A1 · Aug 23, 2018 · US
Process for producing btx from a c5-c12 hydrocarbon mixture
US-2018230073-A1 · Aug 16, 2018 · US
Process for the preparation of a catalyst support
US-9987623-B2 · Jun 5, 2018 · US
Process for xylenes isomerization
US-9975820-B2 · May 22, 2018 · US
Process for the preparation of a catalyst support
US-2018099266-A1 · Apr 12, 2018 · US
Catalyst System and Use in Heavy Aromatics Conversion Processes
US-2018029025-A1 · Feb 1, 2018 · US
Process for Xylenes Isomerization
US-2018022669-A1 · Jan 25, 2018 · US
Process for the preparation of a catalyst support
US-9873111-B2 · Jan 23, 2018 · US
Method for producing olefins and monocyclic aromatic hydrocarbons by a combination of steam cracking, dicyclopentadiene reduction, and cracking and reforming
US-9845433-B2 · Dec 19, 2017 · US
Process for producing benzene and lpg2
US-2017320794-A1 · Nov 9, 2017 · US
Process for xylenes isomerization
US-9809509-B2 · Nov 7, 2017 · US
Catalyst system and use in heavy aromatics conversion processes
US-9802181-B2 · Oct 31, 2017 · US
Method for producing an aromatic hydrocarbon with an oxygenate as raw material
US-9783468-B2 · Oct 10, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C4/18?
- CPC C07C4/18 is the Cooperative Patent Classification code for “Catalytic processes.”
- How many patents are filed under CPC C07C4/18 (Catalytic processes)?
- Our database includes 152 publications tagged with this CPC code.
- Is patent activity under CPC C07C4/18 growing?
- Publication counts under this code: 8 in 2024 vs 3 in 2025 (latest complete years).