- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 269/00 - Preparation of derivatives of carbamic acid, i.e. compounds containing any of the groups the nitrogen atom not being part of nitro or nitroso groups
Patent holdings for IPC class C07C 269/00
Total number of patents in this class: 159
10-year publication summary
|
17
|
11
|
7
|
11
|
5
|
2
|
3
|
8
|
7
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asahi Kasei Chemicals Corporation | 546 |
10 |
| Covestro Deutschland AG | 2841 |
5 |
| Daiichi Sankyo Company, Limited | 1890 |
4 |
| Japan Tobacco Inc. | 3549 |
4 |
| Shandong University of Technology | 122 |
4 |
| Wisconsin Alumni Research Foundation | 3900 |
3 |
| Mitsui Chemicals, Inc. | 3253 |
3 |
| Council of Scientific & Industrial Research | 1447 |
3 |
| SK Biopharmaceuticals Co., Ltd. | 281 |
3 |
| Solvias AG | 27 |
3 |
| Novartis AG | 10224 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3397 |
2 |
| Boehringer Ingelheim International GmbH | 4487 |
2 |
| Sumitomo Chemical Company, Limited | 8968 |
2 |
| Dow Global Technologies LLC | 10968 |
2 |
| BASF Coatings GmbH | 1185 |
2 |
| Council of Scientific and Industrial Research | 595 |
2 |
| Givaudan SA | 1977 |
2 |
| Jan Trampota | 2 |
2 |
| Katholieke Universiteit Leuven K.u. Leuven R & D | 203 |
2 |
| Other owners | 97 |