- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 39/23 - Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring polycyclic, containing six-membered aromatic rings and other rings, with unsaturation outside the aromatic rings
Patent holdings for IPC class C07C 39/23
Total number of patents in this class: 445
10-year publication summary
|
12
|
27
|
57
|
130
|
89
|
79
|
30
|
43
|
16
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HEXO Operations Inc. | 171 |
27 |
| Canopy Growth Corporation | 212 |
19 |
| Pike Therapeutics Inc. | 41 |
15 |
| Cardiol Therapeutics Inc. | 25 |
12 |
| Jazz Pharmaceuticals Research UK Limited | 256 |
11 |
| Kare Chemical Technologies Inc. | 27 |
7 |
| Yissum Research Development Company of The Hebrew University of Jerusalem Ltd. | 1354 |
6 |
| Avicanna Inc. | 41 |
6 |
| Emerald Health Therapeutics Canada Inc. | 13 |
6 |
| Nalu bio, Inc. | 12 |
6 |
| Emory University | 1724 |
5 |
| GW Research Limited | 147 |
5 |
| Nextleaf Solutions Ltd. | 38 |
5 |
| Bessor Pharma, LLC | 13 |
5 |
| Enantia, S.L. | 17 |
4 |
| SCF Pharma Inc. | 30 |
4 |
| Symrise AG | 1850 |
4 |
| Canntab Therapeutics Limited | 10 |
4 |
| Kazmira, LLC | 16 |
4 |
| Artelo Biosciences, Inc. | 8 |
4 |
| Other owners | 286 |