- All sections
- C - Chemistry; metallurgy
- 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: 451
10-year publication summary
|
30
|
26
|
38
|
25
|
29
|
24
|
29
|
25
|
20
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gilead Sciences, Inc. | 1951 |
19 |
| EyePoint Pharmaceuticals, Inc. | 98 |
18 |
| Cyteir Therapeutics, Inc. | 36 |
12 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3038 |
9 |
| Nippon Soda Co., Ltd. | 884 |
8 |
| Corteva Agriscience LLC | 2680 |
8 |
| Shionogi & Co., Ltd. | 889 |
7 |
| Bristol-myers Squibb Company | 4883 |
6 |
| Boehringer Ingelheim International GmbH | 4756 |
6 |
| Takeda Pharmaceutical Company Limited | 2945 |
6 |
| Oryzon Genomics S.A. | 105 |
6 |
| Oncternal Therapeutics, Inc. | 49 |
6 |
| BASF SE | 20387 |
5 |
| Intervet Inc. | 871 |
5 |
| The United States Government AS represented by The Department of Veterans Affairs | 1089 |
5 |
| Boehringer Ingelheim Pharma GmbH & Co. Kg | 660 |
4 |
| Abbvie Inc. | 1779 |
4 |
| PRAECIS Pharmaceuticals Incorporated | 18 |
4 |
| Sunovion Pharmaceuticals Inc. | 297 |
4 |
| Toyama Chemical Co., Ltd. | 108 |
4 |
| Other owners | 305 |