Methods and products for generating oils
US-10041096-B2 · Aug 7, 2018 · US
by interreacting ester groups, i.e. transesterification
by interreacting ester groups, i.e. transesterification · 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 | C07C67/02 |
| Official title | by interreacting ester groups, i.e. transesterification |
| Display label | by interreacting ester groups, i.e. transesterification |
| Total patents | 208 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 20 |
| 2017 | 17 |
| 2018 | 32 |
| 2019 | 21 |
| 2020 | 16 |
| 2021 | 17 |
| 2022 | 16 |
| 2023 | 16 |
| 2024 | 17 |
| 2025 | 10 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Use of metal-accumulating plants for the preparation of catalysts that can be used in chemical reactions
US-2018015317-A1 · Jan 18, 2018 · US
Reclamation of noble products in a method for producing (meth)acrylic ester
US-2018009736-A1 · Jan 11, 2018 · US
Methods of making high-weight esters, acids, and derivatives thereof
US-9856189-B2 · Jan 2, 2018 · US
Interesterification catalyst and process
US-9850450-B2 · Dec 26, 2017 · US
Process for producing ethyl esters of polyunsaturated fatty acids
US-2017349527-A1 · Dec 7, 2017 · US
Process for producing ethyl esters of polyunsaturated fatty acids
US-2017349528-A1 · Dec 7, 2017 · US
Process for producing ethyl esters of polyunsaturated fatty acids
US-2017349526-A1 · Dec 7, 2017 · US
Process for producing ethyl esters of polyunsaturated fatty acids
US-2017334826-A1 · Nov 23, 2017 · US
Lipid comprising polyunsaturated fatty acids
US-2017320806-A1 · Nov 9, 2017 · US
Inhibitor combination for lithium salt-catalyzed transesterification process and method for removing lithium salt
US-9796650-B2 · Oct 24, 2017 · US
Use of heterogeneous acid catalysts based on mixed metal salts to produce biodiesel
US-2017283723-A1 · Oct 5, 2017 · US
Use of metal-accumulating plants for implementing chemical reactions
US-9744391-B2 · Aug 29, 2017 · US
Production of biodiesel from scum
US-9745530-B2 · Aug 29, 2017 · US
System and method for separating lipid based products from biomass
US-9718757-B2 · Aug 1, 2017 · US
Preparation of lactylates directly from oil
US-9714399-B2 · Jul 25, 2017 · US
Methods and catalysts for green biodiesel production from unrefined low grade feedstock
US-9694350-B2 · Jul 4, 2017 · US
Influencing the viscosity of n-butene-based ester mixtures by controlled use of ethene in the preparation of the ester precursors
US-2017144959-A1 · May 25, 2017 · US
Method of fabricating fatty acids through transacylation
US-9586886-B1 · Mar 7, 2017 · US
Process for producing ethyl esters of polyunsaturated fatty acids
US-9556102-B2 · Jan 31, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C67/02?
- CPC C07C67/02 is the Cooperative Patent Classification code for “by interreacting ester groups, i.e. transesterification.”
- How many patents are filed under CPC C07C67/02 (by interreacting ester groups, i.e. transesterification)?
- Our database includes 208 publications tagged with this CPC code.
- Is patent activity under CPC C07C67/02 growing?
- Publication counts under this code: 17 in 2024 vs 10 in 2025 (latest complete years).