- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/48 - SeparationPurificationStabilisationUse of additives by liquid-liquid treatment
Patent holdings for IPC class C07C 51/48
Total number of patents in this class: 390
10-year publication summary
|
26
|
26
|
36
|
18
|
17
|
14
|
21
|
25
|
19
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17867 |
25 |
| Celanese International Corporation | 912 |
23 |
| Purac Biochem B.V. | 480 |
14 |
| Evonik Operations GmbH | 4262 |
11 |
| DSM IP Assets B.V. | 5432 |
10 |
| Eastman Chemical Company | 2082 |
10 |
| The Procter & Gamble Company | 21920 |
9 |
| BASF SE | 21151 |
9 |
| Evonik Röhm GmbH | 399 |
8 |
| Arkema France | 4189 |
7 |
| LyondellBasell Acetyls, LLC | 98 |
7 |
| Daicel Corporation | 2472 |
6 |
| Naturamide IP LLC | 13 |
6 |
| Shell Internationale Research Maatschappij B.V. | 3440 |
5 |
| Shell Oil Company | 2089 |
5 |
| Wisconsin Alumni Research Foundation | 3921 |
5 |
| Georgia-Pacific LLC | 116 |
5 |
| Lyondell Chemical Technology, L.P. | 249 |
5 |
| Taminco Finland | 8 |
5 |
| Vitaworks IP, LLC | 18 |
5 |
| Other owners | 210 |