- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/487 - SeparationPurificationStabilisationUse of additives by treatment giving rise to chemical modification
Patent holdings for IPC class C07C 51/487
Total number of patents in this class: 189
10-year publication summary
|
13
|
20
|
13
|
11
|
7
|
11
|
17
|
13
|
9
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17883 |
14 |
| SABIC Global Technologies B.V. | 4512 |
9 |
| BASF SE | 21165 |
6 |
| BP Corporation North America Inc. | 742 |
6 |
| LyondellBasell Acetyls, LLC | 98 |
6 |
| Nouryon Chemicals International B.V. | 648 |
6 |
| Novoloop, Inc. | 14 |
5 |
| Akzo Nobel Chemicals International B.V. | 424 |
4 |
| Arkema France | 4189 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3599 |
4 |
| INEOS US Chemicals Company | 33 |
4 |
| DSM IP Assets B.V. | 5422 |
3 |
| Celanese International Corporation | 912 |
3 |
| Lyondell Chemical Technology, L.P. | 249 |
3 |
| The Regents of the University of California | 20590 |
2 |
| Amgen Inc. | 4383 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5997 |
2 |
| Uop LLC | 4330 |
2 |
| Asahi Glass Company, Limited | 2654 |
2 |
| Novozymes North America, Inc. | 113 |
2 |
| Other owners | 100 |