- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 309/41 - Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing singly-bound oxygen atoms bound to the carbon skeleton
Patent holdings for IPC class C07C 309/41
Total number of patents in this class: 11
10-year publication summary
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Centre National de La Recherche Scientifique | 10706 |
2 |
| FUJIFILM Corporation | 29839 |
2 |
| Universite du Mans | 59 |
2 |
| JSR Corporation | 2542 |
1 |
| Helsingin Yliopisto | 114 |
1 |
| Oregon Health & Science University | 766 |
1 |
| Universite de Nantes | 337 |
1 |
| Nantes Université | 245 |
1 |
| Other owners | 0 |