- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 235/26 - Oxygen atoms
Patent holdings for IPC class C07D 235/26
Total number of patents in this class: 355
10-year publication summary
|
31
|
15
|
20
|
21
|
15
|
20
|
14
|
17
|
18
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shionogi & Co., Ltd. | 836 |
11 |
| FUJIFILM Corporation | 29839 |
10 |
| Merck Sharp & Dohme LLC | 3732 |
10 |
| Boehringer Ingelheim International GmbH | 4636 |
8 |
| Cancer Research Technology Limited | 526 |
6 |
| Glaxo Group Limited | 4145 |
5 |
| Bristol-myers Squibb Company | 4826 |
5 |
| Dow Global Technologies LLC | 10571 |
5 |
| Idemitsu Kosan Co., Ltd. | 4223 |
5 |
| Tokuyama Corporation | 1436 |
5 |
| F. Hoffmann-La Roche AG | 7937 |
4 |
| Centre National de La Recherche Scientifique | 10706 |
4 |
| Bayer Pharma AG | 1048 |
4 |
| Abbvie Inc. | 1817 |
4 |
| Ache Laboratorios Farmaceuticos S.A. | 22 |
4 |
| CHDI Foundation, Inc. | 106 |
4 |
| Medshine Discovery Inc. | 595 |
4 |
| Nippon Shinyaku Co., Ltd. | 324 |
4 |
| Shikoku Chemicals Corporation | 96 |
4 |
| Universite de Montreal | 347 |
4 |
| Other owners | 245 |