- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 68/08 - Purification; Separation; Stabilisation
Patent holdings for IPC class C07C 68/08
Total number of patents in this class: 147
10-year publication summary
|
7
|
11
|
10
|
6
|
4
|
8
|
10
|
11
|
13
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3721 |
12 |
| Asahi Kasei Kabushiki Kaisha | 2560 |
11 |
| SABIC Global Technologies B.V. | 4193 |
8 |
| Shell USA, Inc. | 1134 |
8 |
| Shell Oil Company | 2155 |
7 |
| Lanxess Deutschland GmbH | 1119 |
7 |
| BASF SE | 20387 |
6 |
| Asahi Kasei Chemicals Corporation | 722 |
6 |
| Sabic Innovative Plastics IP B.V. | 683 |
4 |
| E3tec Service, LLC | 6 |
3 |
| Lotte Chemical Corporation | 660 |
3 |
| Solvay Fluor GmbH | 72 |
3 |
| Bayer Intellectual Property GmbH | 2572 |
2 |
| Asahi Glass Company, Limited | 2885 |
2 |
| Mitsubishi Chemical Corporation | 4438 |
2 |
| Kaneka Corporation | 4493 |
2 |
| Covestro Deutschland AG | 2685 |
2 |
| Fuji Oil Company, Limited | 461 |
2 |
| King Abdullah International Medical Research Center | 57 |
2 |
| King Saud Bin Abdulaziz University for Health Sciences | 55 |
2 |
| Other owners | 53 |