- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 301/00 - Preparation of oxiranes
Patent holdings for IPC class C07D 301/00
Total number of patents in this class: 73
10-year publication summary
|
7
|
7
|
8
|
5
|
2
|
4
|
2
|
1
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10571 |
5 |
| BASF SE | 21098 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3542 |
3 |
| Dow Technology Investments LLC | 274 |
3 |
| Centre National de La Recherche Scientifique | 10706 |
2 |
| Semiconductor Energy Laboratory Co., Ltd. | 11537 |
2 |
| Sumitomo Chemical Company, Limited | 9109 |
2 |
| Kaneka Corporation | 4608 |
2 |
| Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. China | 182 |
2 |
| Onyx Therapeutics, Inc. | 68 |
2 |
| Polynt Composites USA Inc. | 155 |
2 |
| Saint-Gobain Ceramics & Plastics, Inc. | 823 |
2 |
| Vivesto AB | 22 |
2 |
| The Boeing Company | 20186 |
1 |
| AstraZeneca AB | 2857 |
1 |
| Hitachi Chemical Company, Ltd. | 2316 |
1 |
| Shell Oil Company | 2133 |
1 |
| Northrop Grumman Systems Corporation | 2931 |
1 |
| Board of Regents, The University of Texas System | 5946 |
1 |
| JPMorgan Chase Bank, National Association | 8755 |
1 |
| Other owners | 34 |