- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/03 - Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
Patent holdings for IPC class C07C 67/03
Total number of patents in this class: 764
10-year publication summary
|
60
|
46
|
56
|
48
|
49
|
51
|
35
|
43
|
43
|
39
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 4168 |
24 |
| Evonik Operations GmbH | 4174 |
20 |
| Eastman Chemical Company | 2207 |
18 |
| BASF SE | 21017 |
16 |
| LG Chem, Ltd. | 17676 |
15 |
| Cargill, Incorporated | 2915 |
15 |
| Toagosei Co., Ltd. | 976 |
15 |
| IFP Energies Nouvelles | 2959 |
12 |
| Nippon Suisan Kaisha, Ltd. | 197 |
11 |
| Shin-Etsu Chemical Co., Ltd. | 5695 |
10 |
| Mitsubishi Chemical Corporation | 4579 |
10 |
| 9449710 Canada Inc. | 21 |
10 |
| Louisiana Eco Green, L.L.C. | 13 |
9 |
| SK Chemicals Co., Ltd. | 616 |
9 |
| Wilmar Trading Pte. Ltd. | 118 |
9 |
| Evonik Röhm GmbH | 433 |
8 |
| Apeel Technology, Inc., DBA Apeel Sciences, Inc. | 177 |
8 |
| Microwave Chemical Co., Ltd. | 74 |
8 |
| DSM IP Assets B.V. | 5572 |
7 |
| Dow Global Technologies LLC | 10437 |
7 |
| Other owners | 523 |