- All sections
- C - Chemistrymetallurgy
- 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: 116
10-year publication summary
|
10
|
9
|
9
|
10
|
7
|
8
|
5
|
3
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adisseo France S.A.S. | 155 |
10 |
| Chevron Phillips Chemical Company LP | 1862 |
6 |
| Evonik Operations GmbH | 4336 |
6 |
| Centre National de La Recherche Scientifique | 11016 |
5 |
| Sumitomo Chemical Company, Limited | 8996 |
5 |
| Shikoku Chemicals Corporation | 104 |
5 |
| Topsoe A/S | 1044 |
4 |
| Ajinomoto Co., Inc. | 2279 |
3 |
| AMSA, Inc. | 82 |
3 |
| Arkema France | 4238 |
3 |
| Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences | 69 |
3 |
| Evonik Oxeno GmbH & Co. KG | 371 |
3 |
| Evonik Industries AG | 223 |
2 |
| Evonik Degussa GmbH | 1379 |
2 |
| Dow AgroSciences LLC | 1188 |
2 |
| Akzo Nobel Coatings International B.V. | 2039 |
2 |
| Shoei Chemical Inc. | 332 |
2 |
| Thiogenesis Therapeutics, Inc. | 11 |
2 |
| Anhui Kiwi Biotech Co., Ltd. | 7 |
2 |
| Samsung Electronics Co., Ltd. | 157557 |
1 |
| Other owners | 45 |