- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 41/34 - SeparationPurificationStabilisationUse of additives
Patent holdings for IPC class C07C 41/34
Total number of patents in this class: 96
10-year publication summary
|
11
|
4
|
12
|
5
|
4
|
0
|
6
|
9
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Linde Aktiengesellschaft | 1525 |
4 |
| Linde GmbH | 1253 |
4 |
| Kaneka Corporation | 4488 |
3 |
| Covestro Deutschland AG | 2716 |
3 |
| E. I. du Pont de Nemours and Company | 4131 |
2 |
| Bayer MaterialScience AG | 810 |
2 |
| Daikin Industries, Ltd. | 9944 |
2 |
| Catalytic Distillation Technologies | 124 |
2 |
| Covestro LLC | 579 |
2 |
| East China University of Science and Technology | 511 |
2 |
| Federation des Producteurs Acericoles du Quebec | 9 |
2 |
| Palox Limited | 12 |
2 |
| Pioneer Energy, Inc. | 20 |
2 |
| Research Triangle Institute | 406 |
2 |
| SABIC Global Technologies B.V. | 4273 |
2 |
| Watanabe Oyster Laboratory Co., Ltd. | 23 |
2 |
| BASF SE | 20728 |
1 |
| Evonik Degussa GmbH | 1544 |
1 |
| FUJIFILM Corporation | 29188 |
1 |
| Uop LLC | 4208 |
1 |
| Other owners | 54 |