- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 231/22 - SeparationPurificationStabilisationUse of additives
Patent holdings for IPC class C07C 231/22
Total number of patents in this class: 75
10-year publication summary
|
3
|
3
|
2
|
2
|
4
|
0
|
7
|
3
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5843 |
4 |
| Mitsubishi Rayon Co., Ltd. | 843 |
3 |
| Mitsubishi Chemical Corporation | 4777 |
3 |
| Theaprin Pharmaceuticals Inc. | 34 |
3 |
| FarmHannong Co., Ltd. | 78 |
3 |
| LG Chem, Ltd. | 17997 |
2 |
| Mitsui Chemicals, Inc. | 3288 |
2 |
| Dia-Nitrix Co., Ltd. | 11 |
2 |
| Ajinomoto Co., Inc. | 2289 |
2 |
| Abbvie Inc. | 1810 |
2 |
| AbbVie Deutschland GmbH & Co. KG | 255 |
2 |
| Newron Pharmaceuticals S.p.A. | 57 |
2 |
| Takasago International Corporation | 407 |
2 |
| Wakayama University | 21 |
2 |
| Yamamoto Yoshie | 3 |
2 |
| F. Hoffmann-La Roche AG | 7784 |
1 |
| BASF SE | 21334 |
1 |
| Evonik Röhm GmbH | 379 |
1 |
| Medtronic, Inc. | 9845 |
1 |
| Massachusetts Institute of Technology | 10324 |
1 |
| Other owners | 34 |