- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 17/12 - Insoluble sulfur (mu-sulfur)
Patent holdings for IPC class C01B 17/12
Total number of patents in this class: 14
10-year publication summary
|
3
|
1
|
0
|
3
|
3
|
0
|
1
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Flexsys IP Holdings, LLC | 36 |
3 |
| China Petroleum & Chemical Corporation | 2190 |
2 |
| Shandong Yanggu Huatai Chemical Co., Ltd. | 7 |
2 |
| Arkema France | 4232 |
1 |
| China University of Petroleum (East China) | 429 |
1 |
| Eastman Chemical Company | 2109 |
1 |
| Flexsys America L.P. | 33 |
1 |
| Sennics Co., Ltd. | 102 |
1 |
| Dalian Research Institute of Petroleum and Petrochemicals, Sinopec Corp. | 60 |
1 |
| Sinopec Dalian Research Institute of Petroleum and Petrochemicals Co., Ltd. | 151 |
1 |
| Other owners | 0 |