- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 301/26 - Y being hydrogen
Patent holdings for IPC class C07D 301/26
Total number of patents in this class: 64
10-year publication summary
|
3
|
3
|
6
|
3
|
2
|
3
|
1
|
4
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Solvay SA | 1181 |
13 |
| Dow Global Technologies Inc. | 1055 |
5 |
| Mexichem Fluor, Sociedad Anonima de Capital Variable | 200 |
5 |
| Kao Corporation | 4843 |
3 |
| Akzo Nobel Chemicals International B.V. | 520 |
3 |
| Spolek Pro Chemickou a Hutni Vyrobu A.S. | 60 |
3 |
| Central Glass Company, Limited | 1244 |
2 |
| Del Mar Pharmaceuticals | 18 |
2 |
| IMI Hydronic Engineering International S.A. | 81 |
2 |
| Lotte Fine Chemical Co., Ltd. | 100 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
2 |
| UPL Limited | 524 |
2 |
| Jiangxi Sukeer New Material Co., Ltd. | 2 |
2 |
| Huizhi Engineering Science & Technology Co., Ltd | 8 |
2 |
| Siemens AG | 24990 |
1 |
| AstraZeneca AB | 3042 |
1 |
| Janssen Pharmaceuticals, Inc. | 399 |
1 |
| Sumitomo Chemical Company, Limited | 8808 |
1 |
| DSM IP Assets B.V. | 5856 |
1 |
| Dow Global Technologies LLC | 10147 |
1 |
| Other owners | 10 |