- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/333 - Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisationPreparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by change of size of the carbon skeleton
Patent holdings for IPC class C07C 67/333
Total number of patents in this class: 211
10-year publication summary
|
20
|
22
|
15
|
24
|
10
|
8
|
13
|
9
|
5
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4154 |
12 |
| Novamont S.p.A. | 355 |
8 |
| Apeiron Synthesis S.A. | 51 |
7 |
| Wilmar Trading Pte. Ltd. | 119 |
7 |
| Elevance Renewable Sciences, Inc. | 102 |
6 |
| Verbio SE | 32 |
6 |
| Florida State University Research Foundation, Inc. | 750 |
5 |
| Neste Oyj | 789 |
5 |
| Umicore AG & Co. KG | 855 |
5 |
| United Therapeutics Corporation | 305 |
5 |
| Daikin Industries, Ltd. | 10027 |
4 |
| Amyris, Inc. | 375 |
4 |
| Nippon Shokubai Co., Ltd. | 1510 |
4 |
| The United States of America, as represented by the Secretary of Agriculture | 1102 |
4 |
| Evonik Degussa GmbH | 1525 |
3 |
| DSM IP Assets B.V. | 5585 |
3 |
| Battelle Memorial Institute | 2492 |
3 |
| Firmenich SA | 1686 |
3 |
| Symrise AG | 1727 |
3 |
| Versalis S.P.A. | 541 |
3 |
| Other owners | 111 |