- All sections
- C - Chemistry; metallurgy
- 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: 245
10-year publication summary
|
25
|
22
|
14
|
24
|
15
|
20
|
11
|
11
|
10
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Henkel AG & Co. KGaA | 10129 |
8 |
| Nissan Chemical Industries, Ltd. | 1822 |
7 |
| LG Chem, Ltd. | 17205 |
5 |
| Givaudan SA | 1760 |
5 |
| Allergan, Inc. | 2600 |
4 |
| Sumitomo Chemical Company, Limited | 8808 |
4 |
| Chem-Master International, Inc. | 9 |
4 |
| Valent BioSciences LLC | 267 |
4 |
| Recurium IP Holdings, LLC | 138 |
4 |
| Xwpharma Ltd. | 56 |
4 |
| Novartis AG | 11238 |
3 |
| Japan Tobacco Inc. | 3225 |
3 |
| Katholieke Universiteit Leuven K.u. Leuven R & D | 217 |
3 |
| Korea Research Institute of Chemical Technology | 1266 |
3 |
| The Research Foundation of State University of New York | 507 |
3 |
| Shandong Weifang Rainbow Chemical Co., Ltd. | 75 |
3 |
| Zhejiang Jiuzhou Pharmaceutical Co., Ltd. | 54 |
3 |
| Johnson & Johnson Vision Care, Inc. | 1255 |
2 |
| BASF SE | 19740 |
2 |
| President and Fellows of Harvard College | 5792 |
2 |
| Other owners | 169 |