- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 261/12 - Oxygen atoms
Patent holdings for IPC class C07D 261/12
Total number of patents in this class: 138
10-year publication summary
|
20
|
12
|
8
|
16
|
12
|
8
|
12
|
11
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Theravance Biopharma R&D IP, LLC | 362 |
11 |
| Corteva Agriscience LLC | 2640 |
11 |
| Psyched Wellness Ltd. | 19 |
8 |
| Janssen Pharmaceutica N.V. | 3162 |
6 |
| Allergan, Inc. | 2162 |
6 |
| Eonhf, Inc. | 45 |
5 |
| President and Fellows of Harvard College | 6092 |
4 |
| Lighthouse Pharmaceuticals, Inc. | 11 |
4 |
| Boehringer Ingelheim International GmbH | 4493 |
3 |
| Takeda Pharmaceutical Company Limited | 2710 |
3 |
| Hokko Chemical Industry Co., Ltd. | 48 |
3 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 37 |
3 |
| Unimatec Co., Ltd. | 237 |
3 |
| Merck Sharp & Dohme Corp. | 2183 |
2 |
| Syngenta Crop Protection AG | 6710 |
2 |
| Academisch Ziekenhuis Groningen | 121 |
2 |
| Banyu Pharmaceutical Co., Ltd. | 43 |
2 |
| FMC Corporation | 806 |
2 |
| National Institute of Biological Sciences, Beijing | 101 |
2 |
| Nyken Holding B.V. | 3 |
2 |
| Other owners | 54 |