- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/14 - Preparation of carboxylic acid esters from carboxylic acid halides
Patent holdings for IPC class C07C 67/14
Total number of patents in this class: 262
10-year publication summary
|
23
|
20
|
21
|
17
|
8
|
17
|
15
|
12
|
9
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3665 |
18 |
| Shin-Etsu Chemical Co., Ltd. | 6203 |
13 |
| University of Southern California | 2161 |
8 |
| 3m Innovative Properties Company | 17465 |
7 |
| Zeon Corporation | 4181 |
7 |
| FUJIFILM Corporation | 30873 |
5 |
| Bromine Compounds Ltd. | 186 |
4 |
| Central Glass Company, Limited | 1300 |
4 |
| DIC Corporation | 4015 |
4 |
| Dow Global Technologies LLC | 11114 |
3 |
| Idemitsu Kosan Co., Ltd. | 4291 |
3 |
| Lead Chemical Co., Ltd. | 28 |
3 |
| Lonza Ltd. | 595 |
3 |
| Polnox Corporation | 12 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1561 |
3 |
| Agc, Inc. | 5722 |
3 |
| Merck Sharp & Dohme LLC | 3715 |
3 |
| Horizon Therapeutics U.S. Holding LLC | 84 |
3 |
| Solstice Advanced Materials US, Inc. | 1035 |
3 |
| Bayer Cropscience AG | 1811 |
2 |
| Other owners | 160 |