Isomerization of polyunsaturated non-aromatic compounds
US-2022315519-A1 · Oct 6, 2022 · US
by isomerisation
by isomerisation · 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 | C07C29/56 |
| Official title | by isomerisation |
| Display label | by isomerisation |
| Total patents | 78 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 15 |
| 2019 | 16 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 2 |
| 2024 | 7 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Reactor for carrying out a gas-liquid two-phase high-pressure reaction with a foaming medium
US-2021371361-A1 · Dec 2, 2021 · US
Method for producing cyclobutanediol compound
US-2021300847-A1 · Sep 30, 2021 · US
Reactor for carrying out a reaction between two non-miscible fluids of different densities
US-2021275987-A1 · Sep 9, 2021 · US
6-chromanol derivatives and their synthesis
US-11078178-B2 · Aug 3, 2021 · US
Metal oxide coated ceramic corrugated plate catalyst, preparation and application in preparation of key intermediates of citral
US-10974225-B1 · Apr 13, 2021 · US
Preparation method for cyclohexane dimethanol having high trans content and cyclohexane dimethanol prepared thereby
US-2021070682-A1 · Mar 11, 2021 · US
Homogeneous catalysts that are recoverable by host-guest interactions
US-10828628-B2 · Nov 10, 2020 · US
Water soluble homogeneous catalysts that are recoverable by phase selectivity and host-guest interactions
US-10737255-B2 · Aug 11, 2020 · US
6-chromanol derivatives and their synthesis
US-2020190051-A1 · Jun 18, 2020 · US
Flame retardant itaconic acid-based compounds
US-10633591-B2 · Apr 28, 2020 · US
Process for the preparation of limonene-4-ol
US-10538470-B2 · Jan 21, 2020 · US
Compositions and methods related to the production of acrylonitrile
US-10486142-B2 · Nov 26, 2019 · US
Homogeneous Catalysts That Are Recoverable By Host Guest Interactions
US-2019344255-A1 · Nov 14, 2019 · US
Process for producing prenol and prenal from isoprenol
US-10414707-B2 · Sep 17, 2019 · US
Water Soluble Homogeneous Catalysts That Are Recoverable By Phase Selectivity And Host-Guest Interactions
US-2019270079-A1 · Sep 5, 2019 · US
Homogeneous catalysts that are recoverable by host guest interactions
US-10357763-B2 · Jul 23, 2019 · US
Process for the preparation of terpinolene epoxide
US-10344008-B2 · Jul 9, 2019 · US
Method for the hydroformylation of 2-substituted butadienes and the production of secondary products thereof, especially ambrox
US-10315975-B2 · Jun 11, 2019 · US
Water soluble homogeneous catalysts that are recoverable by phase selectivity and host-guest interactions
US-10300470-B2 · May 28, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C29/56?
- CPC C07C29/56 is the Cooperative Patent Classification code for “by isomerisation.”
- How many patents are filed under CPC C07C29/56 (by isomerisation)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC C07C29/56 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).