- 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: 91
10-year publication summary
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5
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5
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1
|
4
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6
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5
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5
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6
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5
|
6
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17526 |
8 |
| Dow Global Technologies Inc. | 860 |
7 |
| Changchun Meihe Science and Technology Development Co.,Ltd | 29 |
6 |
| Dow Global Technologies LLC | 10315 |
4 |
| Saudi Arabian Oil Company | 12785 |
4 |
| Technip Energies France SAS | 21 |
4 |
| IFP Energies Nouvelles | 2873 |
3 |
| Evonik Oxeno GmbH & Co. KG | 305 |
3 |
| BASF SE | 20694 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3547 |
2 |
| Shell Oil Company | 2143 |
2 |
| Archer Daniels Midland Company | 1112 |
2 |
| Badger Licensing LLC | 69 |
2 |
| Celanese International Corporation | 914 |
2 |
| Tokuyama Corporation | 1362 |
2 |
| Whitefox Technologies Limited | 36 |
2 |
| Energy Integration, Inc. | 20 |
2 |
| Technip E&C Limited | 29 |
2 |
| International Business Machines Corporation | 60804 |
1 |
| Rohm and Haas Company | 2895 |
1 |
| Other owners | 30 |