- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 277/28 - Radicals substituted by nitrogen atoms
Patent holdings for IPC class C07D 277/28
Total number of patents in this class: 427
10-year publication summary
|
26
|
38
|
25
|
28
|
24
|
29
|
25
|
23
|
19
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gilead Sciences, Inc. | 2259 |
18 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3371 |
11 |
| Cyteir Therapeutics, Inc. | 38 |
11 |
| EyePoint Pharmaceuticals, Inc. | 39 |
8 |
| Nippon Soda Co., Ltd. | 884 |
7 |
| Oryzon Genomics S.A. | 103 |
6 |
| Oncternal Therapeutics, Inc. | 35 |
6 |
| Corteva Agriscience LLC | 2629 |
6 |
| Eyepoint, Inc. | 62 |
6 |
| Bristol-myers Squibb Company | 4751 |
5 |
| BASF SE | 21334 |
5 |
| Takeda Pharmaceutical Company Limited | 2708 |
5 |
| Intervet Inc. | 944 |
5 |
| Shionogi & Co., Ltd. | 893 |
5 |
| The United States Government AS represented by The Department of Veterans Affairs | 1359 |
5 |
| The University of Toledo | 434 |
5 |
| Osaka University | 3251 |
4 |
| Toyama Chemical Co., Ltd. | 87 |
4 |
| Calico Life Sciences LLC | 121 |
4 |
| ReNAgade Therapeutics Management Inc. | 65 |
4 |
| Other owners | 297 |