- All sections
- C - Chemistry; metallurgy
- C07B - General methods of organic chemistry; apparatus therefor
- C07B 63/00 - Purification; Separation specially adapted for the purpose of recovering organic compounds; Stabilisation; Use of additives
Patent holdings for IPC class C07B 63/00
Total number of patents in this class: 403
10-year publication summary
|
27
|
12
|
38
|
31
|
18
|
30
|
30
|
17
|
20
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17639 |
20 |
| Archer Daniels Midland Company | 1136 |
11 |
| BASF SE | 20432 |
10 |
| Excellims Corporation | 52 |
9 |
| GE Healthcare Limited | 693 |
9 |
| Uop LLC | 4188 |
7 |
| Canopy Growth Corporation | 262 |
5 |
| Eastman Chemical Company | 2258 |
5 |
| Honeywell International Inc. | 14021 |
4 |
| Idemitsu Kosan Co., Ltd. | 4103 |
4 |
| Toray Industries, Inc. | 6855 |
4 |
| Entegris, Inc. | 1814 |
4 |
| GE Healthcare AS | 235 |
4 |
| Organo Corporation | 438 |
4 |
| Virent, Inc. | 119 |
4 |
| High Sierra Technologies, Inc. | 6 |
4 |
| F. Hoffmann-La Roche AG | 7942 |
3 |
| Merck Patent GmbH | 5842 |
3 |
| Bridgestone Corporation | 7147 |
3 |
| NGK Insulators, Ltd. | 4792 |
3 |
| Other owners | 283 |