- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/11 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond being mineral ester groups
Patent holdings for IPC class C07C 67/11
Total number of patents in this class: 56
10-year publication summary
|
5
|
2
|
1
|
3
|
1
|
6
|
3
|
3
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5884 |
4 |
| FUJIFILM Corporation | 30106 |
3 |
| Mitsubishi Chemical Corporation | 4682 |
3 |
| Isobionics B.V. | 35 |
3 |
| BASF SE | 21151 |
2 |
| Saudi Basic Industries Corporation | 534 |
2 |
| Chanel Parfums Beaute | 272 |
2 |
| Eastman Chemical Company | 2098 |
2 |
| Kawasaki Kasei Chemicals Ltd. | 30 |
2 |
| SABIC Petrochemicals B.V. | 53 |
2 |
| SDS Biotech K.K. | 104 |
2 |
| Shandong Weifang Rainbow Chemical Co., Ltd. | 95 |
2 |
| Hoffmann-La Roche Inc. | 3628 |
1 |
| International Business Machines Corporation | 62002 |
1 |
| Sabic Innovative Plastics IP B.V. | 671 |
1 |
| Idemitsu Kosan Co., Ltd. | 4223 |
1 |
| Henkel AG & Co. KGaA | 10699 |
1 |
| Purdue Research Foundation | 3802 |
1 |
| Archer Daniels Midland Company | 1118 |
1 |
| Brickell Biotech, Inc. | 5 |
1 |
| Other owners | 19 |