- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 43/315 - Compounds having groups containing oxygen atoms singly bound to carbon atoms not being acetal carbon atoms
Patent holdings for IPC class C07C 43/315
Total number of patents in this class: 76
10-year publication summary
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3
|
8
|
6
|
7
|
4
|
3
|
6
|
3
|
7
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Elementis Specialties, Inc. | 149 |
5 |
| Sumitomo Chemical Company, Limited | 9006 |
4 |
| Autifony Therapeutics Limited | 48 |
3 |
| Canopy Growth Corporation | 262 |
3 |
| Ecolab USA Inc. | 5379 |
3 |
| Maruzen Petrochemical Co., Ltd. | 175 |
3 |
| Oregon Health & Science University | 759 |
3 |
| Shin-Etsu Chemical Co., Ltd. | 5479 |
2 |
| California Institute of Technology | 3937 |
2 |
| Showa Denko K.K. | 2324 |
2 |
| Firmenich SA | 1670 |
2 |
| Flexitral, Inc. | 14 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3357 |
2 |
| Niitaka Co., Ltd. | 18 |
2 |
| NOK Corporation | 2176 |
2 |
| Toyo Gosei Co., Ltd. | 109 |
2 |
| DuPont Electronics, Inc. | 374 |
2 |
| Nouryon Chemicals International B.V. | 602 |
2 |
| Scianda (Changshu) Pharmaceuticals, Ltd. | 4 |
2 |
| Euroapi Hungary Limited Liability Company | 18 |
2 |
| Other owners | 26 |