- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/307 - Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of halogenPreparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by substitution of halogen atoms by other halogen atoms
Patent holdings for IPC class C07C 67/307
Total number of patents in this class: 179
10-year publication summary
|
6
|
13
|
13
|
16
|
17
|
15
|
16
|
12
|
8
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 9851 |
18 |
| Central Glass Company, Limited | 1244 |
8 |
| Saga University | 153 |
8 |
| Vifor (International) Ltd. | 33 |
8 |
| Nihon Medi-physics Co., Ltd. | 179 |
5 |
| Shandong Rainbow Biotech Co., Ltd. | 10 |
5 |
| National University Corporation Hokkaido University | 1331 |
4 |
| Saltigo GmbH | 67 |
4 |
| Centre National de La Recherche Scientifique | 10124 |
3 |
| The Regents of the University of Michigan | 4589 |
3 |
| Bracco Imaging S.p.A. | 315 |
3 |
| Daiichi Sankyo Company, Limited | 1872 |
3 |
| Guerbet | 194 |
3 |
| Lung Biotechnology PBC | 93 |
3 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1753 |
3 |
| Suzhou Pengxu PharmaTech Co., Ltd. | 37 |
3 |
| UPL Limited | 556 |
3 |
| Resonac Corporation | 2441 |
3 |
| Monsanto Technology LLC | 8083 |
2 |
| Massachusetts Institute of Technology | 9921 |
2 |
| Other owners | 85 |