- 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: 271
10-year publication summary
|
32
|
18
|
21
|
26
|
28
|
20
|
17
|
16
|
14
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Soda Co., Ltd. | 890 |
11 |
| ViiV Healthcare Company | 146 |
8 |
| Merck Patent GmbH | 5909 |
7 |
| Takeda Pharmaceutical Company Limited | 2961 |
7 |
| Astellas Pharma Inc. | 1145 |
7 |
| Glaxo Group Limited | 4496 |
6 |
| Bristol-myers Squibb Company | 5080 |
6 |
| City of Hope | 943 |
5 |
| Kotobuki Pharmaceutical Co., Ltd. | 45 |
5 |
| The Research Foundation for The State University of New York | 1468 |
5 |
| Rutgers, The State University of New Jersey | 1776 |
5 |
| Janssen Pharmaceutica N.V. | 3839 |
4 |
| Japan Science and Technology Agency | 1564 |
4 |
| The Regents of the University of California | 18943 |
3 |
| The Johns Hopkins University | 5377 |
3 |
| The General Hospital Corporation | 4517 |
3 |
| Abbvie Inc. | 1808 |
3 |
| Vertex Pharmaceuticals Incorporated | 1581 |
3 |
| Dekk-Tec, Inc. | 10 |
3 |
| Domain Therapeutics | 47 |
3 |
| Other owners | 170 |