- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 239/20 - Hydroxylamino compounds or their ethers or esters having oxygen atoms of hydroxylamino groups etherified
Patent holdings for IPC class C07C 239/20
Total number of patents in this class: 75
10-year publication summary
|
7
|
6
|
6
|
4
|
7
|
2
|
0
|
2
|
1
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Quadriga Biosciences, Inc. | 22 |
15 |
| Syngenta Crop Protection AG | 6804 |
7 |
| Syngenta Participations AG | 1474 |
5 |
| Vectus Biosystems Limited | 28 |
3 |
| Versitech Limited | 282 |
3 |
| Bayer Cropscience AG | 1820 |
2 |
| Purdue Research Foundation | 3986 |
2 |
| Arkema France | 4232 |
2 |
| Lek Pharmaceuticals d.d. | 181 |
2 |
| Tetraphase Pharmaceuticals, Inc. | 52 |
2 |
| Centre National de La Recherche Scientifique | 11133 |
1 |
| The Johns Hopkins University | 5957 |
1 |
| ADT Pharmaceuticals, Inc. | 4 |
1 |
| Allergan Pharmaceuticals International Limited | 230 |
1 |
| Cambrex Karlskoga AB | 13 |
1 |
| CellMosaic, Inc. | 13 |
1 |
| The Chinese University of Hong Kong | 775 |
1 |
| Deepak Nitrite Limited | 30 |
1 |
| Incorporated Administrative Agency National Agriculture and Food Research Organization | 62 |
1 |
| Korea Kumho Petrochemical Co., Ltd. | 194 |
1 |
| Other owners | 22 |