- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 319/18 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides by addition of thiols to unsaturated compounds
Patent holdings for IPC class C07C 319/18
Total number of patents in this class: 114
10-year publication summary
|
10
|
8
|
10
|
9
|
9
|
10
|
7
|
7
|
5
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adisseo France S.A.S. | 147 |
10 |
| Sumitomo Chemical Company, Limited | 8808 |
8 |
| Centre National de La Recherche Scientifique | 9632 |
5 |
| Chevron Phillips Chemical Company LP | 1779 |
5 |
| Evonik Operations GmbH | 3879 |
5 |
| Shikoku Chemicals Corporation | 78 |
4 |
| Topsoe A/S | 732 |
4 |
| Akzo Nobel Coatings International B.V. | 2185 |
3 |
| AMSA, Inc. | 101 |
3 |
| Arkema France | 3790 |
3 |
| Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences | 60 |
3 |
| Evonik Oxeno GmbH & Co. KG | 278 |
3 |
| Evonik Industries AG | 225 |
2 |
| Evonik Degussa GmbH | 1574 |
2 |
| Dow AgroSciences LLC | 1267 |
2 |
| Ajinomoto Co., Inc. | 2337 |
2 |
| Ecole Centrale de Lille | 56 |
2 |
| Thiogenesis Therapeutics, Inc. | 10 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| 3m Innovative Properties Company | 18406 |
1 |
| Other owners | 44 |