- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/487 - Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Patent holdings for IPC class C07C 51/487
Total number of patents in this class: 187
10-year publication summary
|
12
|
18
|
13
|
20
|
12
|
11
|
7
|
11
|
15
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
12 |
| SABIC Global Technologies B.V. | 4044 |
9 |
| BP Corporation North America Inc. | 776 |
7 |
| BASF SE | 19740 |
6 |
| Nouryon Chemicals International B.V. | 508 |
6 |
| Akzo Nobel Chemicals International B.V. | 520 |
5 |
| Celanese International Corporation | 879 |
5 |
| Eastman Chemical Company | 2239 |
5 |
| Novoloop, Inc. | 11 |
5 |
| Arkema France | 3790 |
4 |
| LyondellBasell Acetyls, LLC | 88 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
4 |
| INEOS US Chemicals Company | 32 |
4 |
| Lyondell Chemical Technology, L.P. | 292 |
3 |
| The Regents of the University of California | 18943 |
2 |
| Amgen Inc. | 3779 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| Uop LLC | 4083 |
2 |
| Asahi Glass Company, Limited | 2985 |
2 |
| Mitsubishi Chemical Corporation | 4313 |
2 |
| Other owners | 96 |