- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 271/12 - Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
Patent holdings for IPC class C07C 271/12
Total number of patents in this class: 265
10-year publication summary
|
21
|
17
|
17
|
12
|
12
|
13
|
17
|
23
|
19
|
4
|
| 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. | 56 |
23 |
| SK Biopharmaceuticals Co., Ltd. | 273 |
16 |
| Arbutus Biopharma Corporation | 162 |
11 |
| BASF SE | 21129 |
6 |
| FUJIFILM Corporation | 30277 |
6 |
| MedImmune Limited | 613 |
6 |
| Arena Pharmaceuticals, Inc. | 353 |
5 |
| Covestro Deutschland AG | 2802 |
5 |
| SynAffix B.V. | 120 |
5 |
| H. Lundbeck A/S | 1238 |
5 |
| Arbutus Biopharma Corporation | 37 |
4 |
| Suzhou Abogen Biosciences Co., Ltd. | 75 |
4 |
| Axsome Malta Ltd. | 78 |
4 |
| Mitsui Chemicals Crop & Life Solutions,Inc. | 171 |
4 |
| Intellia Therapeutics, Inc. | 229 |
3 |
| The Scripps Research Institute | 1341 |
3 |
| DuPont Specialty Materials Korea Ltd. | 289 |
3 |
| Boehringer Ingelheim International GmbH | 4510 |
2 |
| Bayer MaterialScience AG | 737 |
2 |
| Nikon Corporation | 7306 |
2 |
| Other owners | 146 |