- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 49/603 - Unsaturated compounds containing a keto group being part of a ring of a six-membered ring, e.g. quinone methides
Patent holdings for IPC class C07C 49/603
Total number of patents in this class: 83
10-year publication summary
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2
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3
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5
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4
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8
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2
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4
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6
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3
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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
|
|---|---|---|
| Syngenta Limited | 450 |
3 |
| Evonik Degussa GmbH | 1492 |
3 |
| Ecolab USA Inc. | 5519 |
3 |
| Owen-barry Pharmaceuticals Inc. | 9 |
3 |
| Bristol-myers Squibb Company | 4855 |
2 |
| The Regents of the University of California | 20087 |
2 |
| Syngenta Participations AG | 1837 |
2 |
| Arkema France | 4168 |
2 |
| Bedoukian Research, Inc. | 96 |
2 |
| BP Corporation North America Inc. | 747 |
2 |
| Firmenich SA | 1693 |
2 |
| Korea Kumho Petrochemical Co., Ltd. | 190 |
2 |
| Nalco Company | 571 |
2 |
| Taisho Pharmaceutical Co., Ltd. | 865 |
2 |
| V. Mane Fils | 161 |
2 |
| Zhejiang Nhu Company Limited | 173 |
2 |
| Shandong Nhu Pharmaceutical Co., Ltd. | 25 |
2 |
| Encodia, Inc. | 103 |
2 |
| Kontzamanis Graumann Smith Macmillan Inc. | 4 |
2 |
| Shandong Nhu Vitamin Co., Ltd. | 15 |
2 |
| Other owners | 39 |