- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 49/643 - Unsaturated compounds containing a keto group being part of a ring polycyclic a keto group being part of a condensed ring system having three rings
Patent holdings for IPC class C07C 49/643
Total number of patents in this class: 15
10-year publication summary
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2
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0
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1
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1
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3
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Northwestern University | 3400 |
2 |
| BASF SE | 20915 |
1 |
| President and Fellows of Harvard College | 5973 |
1 |
| Korea Institute of Science and Technology | 2123 |
1 |
| University of Florida Research Foundation, Inc. | 4029 |
1 |
| Council of Scientific and Industrial Research | 603 |
1 |
| Enantia, S.L. | 20 |
1 |
| Health Research, Inc. | 342 |
1 |
| Industriale Chimica S.r.l. | 68 |
1 |
| JX Nippon Oil & Energy Corporation | 999 |
1 |
| Sensient Fragrances, S.A. | 3 |
1 |
| Symrise AG | 1729 |
1 |
| The University of Florida Board of Trustees, a Public Body Corporate of the State of Florida | 81 |
1 |
| UVic Industry Partnerships Inc. | 104 |
1 |
| Other owners | 0 |