- 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: 361
10-year publication summary
|
16
|
24
|
22
|
18
|
29
|
18
|
21
|
18
|
15
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 30594 |
10 |
| Shionogi & Co., Ltd. | 883 |
10 |
| Merck Sharp & Dohme LLC | 3737 |
10 |
| Boehringer Ingelheim International GmbH | 4486 |
8 |
| Cancer Research Technology Limited | 515 |
6 |
| Dow Global Technologies LLC | 10994 |
5 |
| Idemitsu Kosan Co., Ltd. | 4257 |
5 |
| Tokuyama Corporation | 1483 |
5 |
| Bristol-myers Squibb Company | 4757 |
4 |
| F. Hoffmann-La Roche AG | 7808 |
4 |
| LG Chem, Ltd. | 17950 |
4 |
| Centre National de La Recherche Scientifique | 11059 |
4 |
| Bayer Pharma AG | 1009 |
4 |
| Abbvie Inc. | 1799 |
4 |
| Korea Institute of Science and Technology | 2251 |
4 |
| Ache Laboratorios Farmaceuticos S.A. | 23 |
4 |
| CHDI Foundation, Inc. | 107 |
4 |
| Nippon Shinyaku Co., Ltd. | 325 |
4 |
| Shikoku Chemicals Corporation | 105 |
4 |
| Vectus Biosystems Limited | 29 |
4 |
| Other owners | 254 |