- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 69/738 - Esters of keto-carboxylic acids
Patent holdings for IPC class C07C 69/738
Total number of patents in this class: 232
10-year publication summary
|
22
|
14
|
24
|
15
|
20
|
11
|
12
|
11
|
5
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Henkel AG & Co. KGaA | 10568 |
8 |
| Nissan Chemical Industries, Ltd. | 1718 |
7 |
| LG Chem, Ltd. | 17615 |
5 |
| Chem-Master International, Inc. | 11 |
5 |
| Givaudan SA | 1860 |
5 |
| Allergan, Inc. | 2350 |
4 |
| Sumitomo Chemical Company, Limited | 9046 |
4 |
| Valent BioSciences LLC | 286 |
4 |
| Recurium IP Holdings, LLC | 134 |
4 |
| Xwpharma Ltd. | 57 |
4 |
| Novartis AG | 10856 |
3 |
| Japan Tobacco Inc. | 3583 |
3 |
| Katholieke Universiteit Leuven K.u. Leuven R & D | 212 |
3 |
| Korea Research Institute of Chemical Technology | 1386 |
3 |
| The Research Foundation for The State University of New York | 1615 |
3 |
| The Research Foundation of State University of New York | 450 |
3 |
| Shandong Weifang Rainbow Chemical Co., Ltd. | 96 |
3 |
| Zhejiang Jiuzhou Pharmaceutical Co., Ltd. | 70 |
3 |
| Johnson & Johnson Vision Care, Inc. | 1182 |
2 |
| BASF SE | 20912 |
2 |
| Other owners | 154 |