- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 69/75 - Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring of acids with a six-membered ring
Patent holdings for IPC class C07C 69/75
Total number of patents in this class: 231
10-year publication summary
|
29
|
18
|
24
|
21
|
14
|
16
|
12
|
9
|
10
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17638 |
16 |
| Zeon Corporation | 4079 |
12 |
| Corsair Pharma, Inc. | 37 |
11 |
| Sumitomo Chemical Company, Limited | 9047 |
9 |
| ExxonMobil Chemical Patents Inc. | 3977 |
9 |
| Eastman Chemical Company | 2218 |
9 |
| Mitsubishi Gas Chemical Company, Inc. | 3465 |
9 |
| Hanwha Chemical Corporation | 320 |
8 |
| Hanwha Solutions Corporation | 834 |
8 |
| Amyris, Inc. | 372 |
7 |
| FUJIFILM Corporation | 29399 |
6 |
| BASF SE | 20915 |
5 |
| JNC Corporation | 1561 |
5 |
| JNC Petrochemical Corporation | 400 |
5 |
| Nippon Kayaku Kabushiki Kaisha | 1434 |
4 |
| JSR Corporation | 2524 |
3 |
| Northwestern University | 3394 |
3 |
| International Flavors & Fragrances Inc. | 500 |
3 |
| Iowa State University Research Foundation, Inc. | 775 |
3 |
| The Lubrizol Corporation | 1281 |
3 |
| Other owners | 93 |