- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 29/82 - SeparationPurificationStabilisationUse of additives by physical treatment by distillation by azeotropic distillation
Patent holdings for IPC class C07C 29/82
Total number of patents in this class: 96
10-year publication summary
|
5
|
1
|
4
|
6
|
5
|
5
|
7
|
5
|
12
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17921 |
12 |
| Dow Global Technologies Inc. | 667 |
7 |
| Changchun Meihe Science and Technology Development Co.,Ltd | 31 |
6 |
| Dow Global Technologies LLC | 10930 |
4 |
| Saudi Arabian Oil Company | 14207 |
4 |
| Technip Energies France SAS | 27 |
4 |
| IFP Energies Nouvelles | 3095 |
3 |
| Tokuyama Corporation | 1474 |
3 |
| Evonik Oxeno GmbH & Co. KG | 371 |
3 |
| BASF SE | 21303 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3409 |
2 |
| Shell Oil Company | 2075 |
2 |
| Archer Daniels Midland Company | 1075 |
2 |
| Badger Licensing LLC | 65 |
2 |
| Celanese International Corporation | 911 |
2 |
| Central Glass Company, Limited | 1291 |
2 |
| Whitefox Technologies Limited | 34 |
2 |
| Energy Integration, Inc. | 23 |
2 |
| Technip E&C Limited | 30 |
2 |
| International Business Machines Corporation | 62621 |
1 |
| Other owners | 29 |