- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/47 - SeparationPurificationStabilisationUse of additives by solid-liquid treatmentSeparationPurificationStabilisationUse of additives by chemisorption
Patent holdings for IPC class C07C 51/47
Total number of patents in this class: 435
10-year publication summary
|
63
|
37
|
35
|
32
|
16
|
27
|
32
|
36
|
28
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Celanese International Corporation | 918 |
24 |
| Eastman Chemical Company | 2261 |
17 |
| LyondellBasell Acetyls, LLC | 95 |
16 |
| Innovator Energy LLC | 63 |
13 |
| Archer Daniels Midland Company | 1115 |
12 |
| Toray Industries, Inc. | 6840 |
8 |
| BASF SE | 20616 |
7 |
| Daicel Corporation | 2292 |
7 |
| Purac Biochem B.V. | 436 |
7 |
| INEOS US Chemicals Company | 32 |
7 |
| Naturamide IP LLC | 13 |
7 |
| Daikin Industries, Ltd. | 9920 |
6 |
| Mitsubishi Chemical Corporation | 4465 |
5 |
| BP Corporation North America Inc. | 745 |
5 |
| INVISTA Technologies S.a.r.l. | 417 |
5 |
| Mitsubishi Gas Chemical Company, Inc. | 3392 |
5 |
| Nippon Suisan Kaisha, Ltd. | 198 |
5 |
| Supercritical Fluid Technologies, Inc. | 17 |
5 |
| LG Chem, Ltd. | 17464 |
4 |
| Johnson Matthey Davy Technologies Limited | 259 |
4 |
| Other owners | 266 |