- All sections
- C - Chemistry; metallurgy
- 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: 729
10-year publication summary
|
50
|
61
|
46
|
57
|
51
|
53
|
55
|
39
|
43
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arkema France | 3790 |
25 |
| Evonik Operations GmbH | 3879 |
19 |
| Eastman Chemical Company | 2239 |
17 |
| Toagosei Co., Ltd. | 894 |
16 |
| Cargill, Incorporated | 2835 |
15 |
| LG Chem, Ltd. | 17205 |
14 |
| BASF SE | 19740 |
13 |
| Nippon Suisan Kaisha, Ltd. | 204 |
11 |
| DSM IP Assets B.V. | 5856 |
10 |
| Evonik Röhm GmbH | 452 |
9 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
9 |
| IFP Energies Nouvelles | 2717 |
9 |
| Wilmar Trading Pte. Ltd. | 133 |
9 |
| 9449710 Canada Inc. | 18 |
9 |
| Dow Global Technologies LLC | 10147 |
8 |
| Apeel Technology, Inc., DBA Apeel Sciences, Inc. | 165 |
8 |
| Louisiana Eco Green, L.L.C. | 12 |
8 |
| Microwave Chemical Co., Ltd. | 63 |
8 |
| Nippon Shokubai Co., Ltd. | 1487 |
8 |
| Takasago International Corporation | 406 |
7 |
| Other owners | 497 |