- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 301/00 - Esters of sulfurous acid
Patent holdings for IPC class C07C 301/00
Total number of patents in this class: 24
10-year publication summary
|
2
|
2
|
2
|
1
|
0
|
1
|
7
|
1
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zevra Therapeutics, Inc. | 100 |
4 |
| Accent Therapeutics, Inc. | 26 |
2 |
| E3trigen, Inc. | 3 |
2 |
| BASF SE | 21320 |
1 |
| Samsung SDI Co., Ltd. | 10745 |
1 |
| ATTO-TEC GmbH | 25 |
1 |
| Central Glass Company, Limited | 1298 |
1 |
| China National Petroleum Corporation | 642 |
1 |
| CNPC USA Corp. | 182 |
1 |
| Cymabay Therapeutics, Inc. | 111 |
1 |
| Dai-Ichi Kogyo Seiyaku Co., Ltd. | 222 |
1 |
| Divi's Laboratories, Ltd. | 27 |
1 |
| Sulfidris S.r.l. | 2 |
1 |
| The University of Warwick | 255 |
1 |
| Agc, Inc. | 5590 |
1 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6110 |
1 |
| Beijing Huamei, Inc. | 133 |
1 |
| Goldenkeys High-Tech Materials Co., Ltd. | 2 |
1 |
| Terran Biosciences, Inc. | 109 |
1 |
| Other owners | 0 |