- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 319/04 - Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols by addition of hydrogen sulfide or its salts to unsaturated compounds
Patent holdings for IPC class C07C 319/04
Total number of patents in this class: 55
10-year publication summary
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7
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6
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2
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3
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4
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3
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1
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1
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2
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1
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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 | 1862 |
25 |
| Arkema France | 4189 |
6 |
| Mitsui Chemicals, Inc. | 3227 |
4 |
| Arkema Inc. | 1052 |
4 |
| Showa Denko K.K. | 2090 |
3 |
| Koc Solution Co., Ltd. | 65 |
3 |
| Ecolab USA Inc. | 5753 |
2 |
| BASF SE | 21165 |
1 |
| Indian Oil Corporation Limited | 337 |
1 |
| Kemin Industries, Inc. | 367 |
1 |
| Lanxess Deutschland GmbH | 1139 |
1 |
| The University of Liverpool | 309 |
1 |
| Catalytic Distillation Techniques | 1 |
1 |
| Chong, Hyun-soon L, Phd. | 5 |
1 |
| Chong, Hyun-soon, PhD | 5 |
1 |
| Other owners | 0 |