- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 301/27 - Condensation of epihalohydrins or halohydrins with compounds containing active hydrogen atoms
Patent holdings for IPC class C07D 301/27
Total number of patents in this class: 37
10-year publication summary
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2
|
3
|
3
|
0
|
4
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0
|
1
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Fine Chemicals Co., Ltd. | 83 |
7 |
| Mitsubishi Gas Chemical Company, Inc. | 3643 |
4 |
| Sumitomo Chemical Company, Limited | 8965 |
2 |
| Grasim Industries Limited | 68 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 6143 |
1 |
| Mitsubishi Chemical Corporation | 4746 |
1 |
| Biosynthetic Technologies, LLC | 90 |
1 |
| Blue Cube IP LLC | 221 |
1 |
| Central Glass Company, Limited | 1296 |
1 |
| Cognis IP Management GmbH | 529 |
1 |
| Conser SpA | 17 |
1 |
| Envirosource, Inc. | 6 |
1 |
| The George Washington University | 456 |
1 |
| Hexion Inc. | 237 |
1 |
| Ingevity South Carolina, LLC | 188 |
1 |
| Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. China | 173 |
1 |
| KCC Corporation | 351 |
1 |
| Kolon Industries, Inc. | 1856 |
1 |
| Lek Pharmaceuticals d.d. | 181 |
1 |
| Lotte Fine Chemical Co., Ltd. | 110 |
1 |
| Other owners | 6 |