- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 333/22 - Radicals substituted by doubly bound hetero atoms, or by two hetero atoms other than halogen singly bound to the same carbon atom
Patent holdings for IPC class C07D 333/22
Total number of patents in this class: 297
10-year publication summary
|
17
|
17
|
17
|
21
|
8
|
17
|
17
|
17
|
12
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20815 |
9 |
| FUJIFILM Corporation | 30594 |
8 |
| Allergan, Inc. | 2157 |
4 |
| Sumitomo Electric Industries, Ltd. | 16448 |
4 |
| Sumitomo Chemical Company, Limited | 8968 |
4 |
| Amyris, Inc. | 371 |
4 |
| Kyushu University, National University Corporation | 1729 |
4 |
| Ludwig-Maximilians-Universitat Munchen | 346 |
4 |
| National Institute of Information and Communications Technology | 666 |
4 |
| Osaka University | 3263 |
4 |
| Nissan Chemical Corporation | 2248 |
4 |
| Novartis AG | 10173 |
3 |
| Centre National de La Recherche Scientifique | 11059 |
3 |
| Corning Incorporated | 10504 |
3 |
| Daikin Industries, Ltd. | 10502 |
3 |
| Katholieke Universiteit Leuven | 1298 |
3 |
| Kureha Corporation | 1069 |
3 |
| Saga University | 138 |
3 |
| Sirrus, Inc. | 47 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1569 |
3 |
| Other owners | 217 |