- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 275/28 - Derivatives of urea, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
Patent holdings for IPC class C07C 275/28
Total number of patents in this class: 200
10-year publication summary
|
26
|
15
|
11
|
15
|
6
|
7
|
7
|
3
|
13
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Allergan, Inc. | 2155 |
7 |
| The Board of Trustees of the University of Illinois | 2753 |
6 |
| Duke University | 3186 |
5 |
| H. Lee Moffitt Cancer Center and Research Institute, Inc. | 1032 |
5 |
| The Regents of the University of California | 20842 |
4 |
| Arena Pharmaceuticals, Inc. | 343 |
4 |
| The Regents of the University of Michigan | 5023 |
3 |
| Tohoku University | 3017 |
3 |
| Vectus Biosystems Limited | 28 |
3 |
| Centre National de La Recherche Scientifique | 11077 |
2 |
| Agency for Science, Technology and Research | 3753 |
2 |
| Korea Institute of Science and Technology | 2253 |
2 |
| Akaal Pharma Pty Ltd. | 11 |
2 |
| Arbutus Biopharma Corporation | 161 |
2 |
| Arbutus Biopharma, Inc. | 13 |
2 |
| Galderma Research & Development | 350 |
2 |
| Huntsman International LLC | 689 |
2 |
| National University Corporation Shizuoka University | 383 |
2 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2448 |
2 |
| Sanko Co., Ltd. | 51 |
2 |
| Other owners | 138 |