- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 491/18 - Bridged systems
Patent holdings for IPC class C07D 491/18
Total number of patents in this class: 263
10-year publication summary
|
20
|
21
|
20
|
14
|
16
|
20
|
18
|
25
|
26
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3748 |
11 |
| Novartis AG | 10849 |
7 |
| Pfizer Inc. | 3387 |
7 |
| The Trustees of Columbia University in the City of New York | 3568 |
5 |
| Nippon Chemiphar Co., Ltd. | 229 |
5 |
| Case Western Reserve University | 1821 |
4 |
| Hangzhou Bensheng Pharmaceutical Co., Ltd. | 16 |
4 |
| Revolution Medicines, Inc. | 234 |
4 |
| TP Therapeutics, Inc., AKA Turning Point Therapeutics | 9 |
4 |
| Turning Point Therapeutics, Inc. | 100 |
4 |
| Merck Patent GmbH | 5831 |
3 |
| Takeda Pharmaceutical Company Limited | 2713 |
3 |
| AM Chemicals LLC | 10 |
3 |
| Arkema France | 4110 |
3 |
| Blue Oak Pharmaceuticals, Inc. | 7 |
3 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 823 |
3 |
| The Walter and Eliza Hall Institute of Medical Research | 163 |
3 |
| Wuhan Institute of Virology, Chinese Academy of Sciences | 47 |
3 |
| MSD R & D (China) Co. LTD. | 56 |
3 |
| Janssen Sciences Ireland Unlimited Company | 398 |
3 |
| Other owners | 178 |