- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 213/68 - One oxygen atom attached in position 4
Patent holdings for IPC class C07D 213/68
Total number of patents in this class: 272
10-year publication summary
|
18
|
21
|
26
|
28
|
20
|
17
|
16
|
14
|
12
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Soda Co., Ltd. | 883 |
11 |
| ViiV Healthcare Company | 155 |
8 |
| Merck Patent GmbH | 5842 |
7 |
| Takeda Pharmaceutical Company Limited | 2943 |
7 |
| Astellas Pharma Inc. | 1125 |
7 |
| Glaxo Group Limited | 4281 |
6 |
| Bristol-myers Squibb Company | 4863 |
6 |
| City of Hope | 960 |
6 |
| Kotobuki Pharmaceutical Co., Ltd. | 39 |
5 |
| Rutgers, The State University of New Jersey | 1844 |
5 |
| Janssen Pharmaceutica N.V. | 3612 |
4 |
| Japan Science and Technology Agency | 1418 |
4 |
| The Research Foundation for The State University of New York | 1552 |
4 |
| The Regents of the University of California | 19517 |
3 |
| The Johns Hopkins University | 5533 |
3 |
| The General Hospital Corporation | 4650 |
3 |
| Abbvie Inc. | 1782 |
3 |
| Vertex Pharmaceuticals Incorporated | 1568 |
3 |
| Dekk-Tec, Inc. | 9 |
3 |
| Domain Therapeutics | 45 |
3 |
| Other owners | 171 |