- 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: 429
10-year publication summary
|
27
|
24
|
33
|
21
|
24
|
20
|
26
|
23
|
20
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gilead Sciences, Inc. | 2070 |
19 |
| EyePoint Pharmaceuticals, Inc. | 99 |
14 |
| Cyteir Therapeutics, Inc. | 42 |
13 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3205 |
10 |
| Nippon Soda Co., Ltd. | 890 |
7 |
| Bristol-myers Squibb Company | 4848 |
6 |
| Oryzon Genomics S.A. | 108 |
6 |
| Shionogi & Co., Ltd. | 839 |
6 |
| Oncternal Therapeutics, Inc. | 37 |
6 |
| Corteva Agriscience LLC | 2702 |
6 |
| BASF SE | 21080 |
5 |
| Takeda Pharmaceutical Company Limited | 2717 |
5 |
| Intervet Inc. | 905 |
5 |
| The United States Government AS represented by The Department of Veterans Affairs | 1223 |
5 |
| Abbvie Inc. | 1812 |
4 |
| PRAECIS Pharmaceuticals Incorporated | 12 |
4 |
| Toyama Chemical Co., Ltd. | 99 |
4 |
| The University of Toledo | 426 |
4 |
| Calico Life Sciences LLC | 102 |
4 |
| ReNAgade Therapeutics Management Inc. | 44 |
4 |
| Other owners | 292 |