- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 311/03 - Sulfonamides having sulfur atoms of sulfonamide groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton having the nitrogen atoms of the sulfonamide groups bound to hydrogen atoms or to acyclic carbon atoms
Patent holdings for IPC class C07C 311/03
Total number of patents in this class: 71
10-year publication summary
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3
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5
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4
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3
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4
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7
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1
|
4
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2
|
2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vectus Biosystems Limited | 28 |
6 |
| Mitsubishi Materials Electronic Chemicals Co., Ltd. | 143 |
4 |
| Mitsubishi Materials Corporation | 2482 |
3 |
| SES Holdings Pte. Ltd | 71 |
3 |
| F. Hoffmann-La Roche AG | 7798 |
2 |
| Syngenta Crop Protection AG | 6756 |
2 |
| FUJIFILM Corporation | 30689 |
2 |
| DSM IP Assets B.V. | 5387 |
2 |
| Academisch Ziekenhuis Groningen | 124 |
2 |
| Dompé Farmaceutici S.p.A. | 301 |
2 |
| National Institute of Biological Sciences, Beijing | 101 |
2 |
| Nyken Holding B.V. | 3 |
2 |
| Rijksuniversiteit Groningen | 321 |
2 |
| Sumitomo Seika Chemicals Co., Ltd. | 1046 |
2 |
| Bristol-myers Squibb Company | 4757 |
1 |
| Genentech, Inc. | 4132 |
1 |
| E. I. du Pont de Nemours and Company | 3460 |
1 |
| Boehringer Ingelheim International GmbH | 4479 |
1 |
| Boehringer Ingelheim Pharma GmbH & Co. Kg | 361 |
1 |
| Syngenta Participations AG | 1479 |
1 |
| Other owners | 29 |