- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 217/90 - Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having amino groups and etherified hydroxy groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton having amino groups and etherified hydroxy groups bound to carbon atoms of non-condensed six-membered aromatic rings of the same non-condensed six-membered aromatic ring the oxygen atom of at least one of the etherified hydroxy groups being further bound to a carbon atom of a six-membered aromatic ring, e.g. amino-diphenylethers
Patent holdings for IPC class C07C 217/90
Total number of patents in this class: 68
10-year publication summary
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4
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10
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2
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7
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7
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3
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4
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5
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3
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bayer Cropscience AG | 1838 |
10 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1612 |
5 |
| Umicore AG & Co. KG | 852 |
5 |
| Honshu Chemical Industry Co., Ltd. | 192 |
3 |
| Cellestia Biotech AG | 19 |
3 |
| The United States of America as represented by the Secretary of the Navy | 2859 |
2 |
| Cornell University | 3434 |
2 |
| Ithaca College | 19 |
2 |
| Seika Corporation | 15 |
2 |
| Zhejiang Peptites Biotech Co., Ltd | 3 |
2 |
| International Business Machines Corporation | 62672 |
1 |
| E. I. du Pont de Nemours and Company | 3521 |
1 |
| Janssen Pharmaceutica N.V. | 3160 |
1 |
| Bayer AG | 3504 |
1 |
| Nitto Denko Corporation | 8543 |
1 |
| Sumitomo Chemical Company, Limited | 8968 |
1 |
| Toray Fine Chemicals Co., Ltd. | 83 |
1 |
| Yamamoto Chemicals, Inc. | 50 |
1 |
| University of Florida Research Foundation, Inc. | 4183 |
1 |
| Cambridge Display Technology Limited | 478 |
1 |
| Other owners | 22 |