- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 311/49 - Amides of sulfonic acids, i.e. compounds having singly-bound oxygen atoms of sulfo groups replaced by nitrogen atoms, not being part of nitro or nitroso groups having nitrogen atoms of sulfonamide groups further bound to another hetero atom to nitrogen atoms
Patent holdings for IPC class C07C 311/49
Total number of patents in this class: 59
10-year publication summary
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4
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6
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4
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4
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2
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4
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5
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4
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Epizyme, Inc. | 370 |
3 |
| Autotac Inc. | 16 |
3 |
| Allergan, Inc. | 2349 |
2 |
| The Regents of the University of Michigan | 4693 |
2 |
| Eastern Michigan University | 31 |
2 |
| Monash University | 707 |
2 |
| Oxford Advanced Surfaces Ltd | 3 |
2 |
| San-Apro Limited | 77 |
2 |
| Sichuan Guokang Pharmaceutical Co., Ltd. | 4 |
2 |
| Solvay Specialty Polymers Italy S.p.A. | 757 |
2 |
| The Walter and Eliza Hall Institute of Medical Research | 163 |
2 |
| Bristol-myers Squibb Company | 4878 |
1 |
| Merck Sharp & Dohme Corp. | 2197 |
1 |
| Syngenta Participations AG | 1903 |
1 |
| Canon Inc. | 39818 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5651 |
1 |
| Dow Global Technologies LLC | 10352 |
1 |
| Asahi Glass Company, Limited | 2792 |
1 |
| The Trustees of Columbia University in the City of New York | 3566 |
1 |
| The United States of America as represented by the Secretary of the Army | 1212 |
1 |
| Other owners | 26 |