- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 35/28 - Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring polycyclic, at least one hydroxy group bound to a condensed ring system with a hydroxy group on a condensed ring system having two rings the condensed ring system containing seven carbon atoms
Patent holdings for IPC class C07C 35/28
Total number of patents in this class: 6
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Flavors & Fragrances Inc. | 571 |
1 |
| Leo Laboratories Limited | 49 |
1 |
| Symrise AG | 1864 |
1 |
| Takasago International Corporation | 408 |
1 |
| The University of Nottingham | 323 |
1 |
| Olfera Corporation | 7 |
1 |
| Other owners | 0 |