- 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
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5
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2
|
1
|
2
|
0
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1
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0
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1
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1
|
0
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| 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 | 1857 |
8 |
| DIC Corporation | 3923 |
3 |
| Sumitomo Chemical Company, Limited | 9012 |
2 |
| Arkema France | 4192 |
2 |
| E. I. du Pont de Nemours and Company | 3648 |
1 |
| Evonik Degussa GmbH | 1405 |
1 |
| IFP Energies Nouvelles | 3040 |
1 |
| Soochow University | 1770 |
1 |
| Other owners | 0 |