- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 319/16 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by addition of hydrogen sulfide or its salts to unsaturated compounds
Patent holdings for IPC class C07C 319/16
Total number of patents in this class: 19
10-year publication summary
|
5
|
2
|
1
|
2
|
0
|
1
|
0
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chevron Phillips Chemical Company LP | 1880 |
8 |
| DIC Corporation | 4008 |
3 |
| Sumitomo Chemical Company, Limited | 8995 |
2 |
| Arkema France | 4237 |
2 |
| E. I. du Pont de Nemours and Company | 3430 |
1 |
| Evonik Degussa GmbH | 1340 |
1 |
| IFP Energies Nouvelles | 3127 |
1 |
| Soochow University | 1795 |
1 |
| Other owners | 0 |