- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 498/22 - Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains four or more hetero rings
Patent holdings for IPC class C07D 498/22
Total number of patents in this class: 1159
10-year publication summary
|
47
|
31
|
51
|
69
|
76
|
92
|
126
|
154
|
128
|
86
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gilead Sciences, Inc. | 2220 |
36 |
| Revolution Medicines, Inc. | 329 |
29 |
| Merck Sharp & Dohme LLC | 3735 |
23 |
| Genentech, Inc. | 4099 |
19 |
| Boehringer Ingelheim International GmbH | 4493 |
17 |
| Bioversys AG | 79 |
16 |
| Bristol-myers Squibb Company | 4729 |
15 |
| Merck Patent GmbH | 5725 |
15 |
| Janssen Pharmaceutica N.V. | 3171 |
14 |
| ALFASIGMA S.p.A. | 510 |
14 |
| Pfizer Inc. | 3384 |
11 |
| Array BioPharma Inc. | 447 |
11 |
| Chia Tai Tianqing Pharmaceutical Group Co., Ltd. | 774 |
11 |
| Shanghai Hengrui Pharmaceutical Co., Ltd. | 712 |
11 |
| Turning Point Therapeutics, Inc. | 98 |
11 |
| BlossomHill Therapeutics, Inc. | 47 |
11 |
| Novartis AG | 10263 |
10 |
| Jiangsu Hansoh Pharmaceutical Group Co., Ltd. | 376 |
10 |
| H. Lundbeck A/S | 1231 |
10 |
| Genfleet Therapeutics (Shanghai) Inc. | 69 |
10 |
| Other owners | 855 |