- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 323/21 - Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and singly-bound oxygen atoms bound to the same carbon skeleton having the sulfur atom of at least one of the thio groups bound to a carbon atom of a six-membered aromatic ring of the carbon skeleton with the sulfur atom of the thio group bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system
Patent holdings for IPC class C07C 323/21
Total number of patents in this class: 25
10-year publication summary
|
1
|
3
|
0
|
2
|
1
|
2
|
2
|
2
|
0
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tokuyama Corporation | 1424 |
10 |
| Board of Regents of The Nevada System of Higher Education, on Behalf of The University of Nevada, Reno | 130 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1447 |
2 |
| DIC Corporation | 3838 |
1 |
| Dongjin Semichem Co., Ltd. | 486 |
1 |
| Hiroshima University | 568 |
1 |
| Institute of Medicinal Molecular Design, Inc. | 7 |
1 |
| JNC Corporation | 1506 |
1 |
| JNC Petrochemical Corporation | 327 |
1 |
| Shenzhen University | 1660 |
1 |
| Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. | 199 |
1 |
| Sugai Chemical Industry Co., Ltd. | 6 |
1 |
| Facebook Technologies, LLC | 783 |
1 |
| Metastx, LLC | 2 |
1 |
| Other owners | 0 |