- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 271/24 - Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atom of at least one of the carbamate groups bound to a carbon atom of a ring other than a six-membered aromatic ring
Patent holdings for IPC class C07C 271/24
Total number of patents in this class: 260
10-year publication summary
|
12
|
15
|
18
|
16
|
10
|
9
|
6
|
10
|
16
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bio-Pharm Solutions Co., Ltd. | 59 |
13 |
| Daiichi Sankyo Company, Limited | 1874 |
10 |
| Monash University | 722 |
8 |
| Reata Pharmaceuticals Holdings, LLC | 49 |
8 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 298 |
5 |
| Mitsui Chemicals, Inc. | 3236 |
5 |
| The Trustees of Columbia University in the City of New York | 3608 |
5 |
| Covestro Deutschland AG | 2794 |
5 |
| GE Healthcare Limited | 651 |
5 |
| Xwpharma Ltd. | 60 |
5 |
| Taisho Pharmaceutical Co., Ltd. | 867 |
4 |
| Saniona A/S | 46 |
4 |
| Novartis AG | 10505 |
3 |
| Bristol-myers Squibb Company | 4783 |
3 |
| The Regents of the University of California | 20327 |
3 |
| FUJIFILM Corporation | 29976 |
3 |
| Arbutus Biopharma Corporation | 171 |
3 |
| BenQ Materials Corporation | 165 |
3 |
| Eli Lilly and Company | 3945 |
3 |
| Katholieke Universiteit Leuven K.u. Leuven R & D | 210 |
3 |
| Other owners | 159 |