- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 301/26 - Y being hydrogen
Patent holdings for IPC class C07D 301/26
Total number of patents in this class: 61
10-year publication summary
|
3
|
6
|
3
|
2
|
2
|
1
|
4
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Solvay SA | 1027 |
13 |
| Mexichem Fluor, Sociedad Anonima de Capital Variable | 206 |
4 |
| Kao Corporation | 4930 |
3 |
| Dow Global Technologies Inc. | 913 |
3 |
| Akzo Nobel Chemicals International B.V. | 480 |
3 |
| Spolek Pro Chemickou a Hutni Vyrobu A.S. | 62 |
3 |
| Central Glass Company, Limited | 1249 |
2 |
| Del Mar Pharmaceuticals | 18 |
2 |
| IMI Hydronic Engineering International S.A. | 86 |
2 |
| Lotte Fine Chemical Co., Ltd. | 103 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3352 |
2 |
| UPL Limited | 558 |
2 |
| Jiangxi Sukeer New Material Co., Ltd. | 2 |
2 |
| Huizhi Engineering Science & Technology Co., Ltd | 8 |
2 |
| Siemens AG | 24563 |
1 |
| AstraZeneca AB | 2971 |
1 |
| Janssen Pharmaceuticals, Inc. | 412 |
1 |
| Sumitomo Chemical Company, Limited | 9008 |
1 |
| DSM IP Assets B.V. | 5745 |
1 |
| Dow Global Technologies LLC | 10193 |
1 |
| Other owners | 10 |