- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/10 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with ester groups or with a carbon-halogen bond
Patent holdings for IPC class C07C 67/10
Total number of patents in this class: 115
10-year publication summary
|
15
|
11
|
6
|
6
|
5
|
6
|
7
|
2
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5662 |
12 |
| Wacker Chemie AG | 2106 |
11 |
| Chirogate International Inc. | 29 |
5 |
| Oxea GmbH | 72 |
5 |
| SGA Polymers, LLC | 5 |
5 |
| GE Healthcare Limited | 673 |
4 |
| International Business Machines Corporation | 61257 |
3 |
| Mitsubishi Chemical Corporation | 4514 |
3 |
| Kawasaki Kasei Chemicals Ltd. | 31 |
3 |
| E. I. du Pont de Nemours and Company | 4071 |
2 |
| Evonik Röhm GmbH | 439 |
2 |
| FUJIFILM Corporation | 29399 |
2 |
| Daikin Industries, Ltd. | 10004 |
2 |
| Idemitsu Kosan Co., Ltd. | 4220 |
2 |
| Mitsubishi Rayon Co., Ltd. | 908 |
2 |
| Abbvie Inc. | 1801 |
2 |
| Amyris, Inc. | 372 |
2 |
| Celanese International Corporation | 908 |
2 |
| Covestro Deutschland AG | 2748 |
2 |
| The Curators of the University of Missouri | 1043 |
2 |
| Other owners | 42 |