- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 1/247 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by splitting of cyclic ethers
Patent holdings for IPC class C07C 1/247
Total number of patents in this class: 30
10-year publication summary
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5
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1
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1
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2
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2
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1
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0
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1
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1
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3557 |
2 |
| Toray Industries, Inc. | 7000 |
2 |
| Chevron Phillips Chemical Company LP | 1830 |
2 |
| China Petroleum & Chemical Corporation | 1911 |
2 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 672 |
2 |
| N.E. Chemcat Corporation | 188 |
2 |
| Osaka University | 3397 |
2 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 264 |
2 |
| Tianjin University | 821 |
2 |
| Shell USA, Inc. | 1242 |
2 |
| Wisconsin Alumni Research Foundation | 3884 |
1 |
| ExxonMobil Chemical Patents Inc. | 3974 |
1 |
| The Yokohama Rubber Co., Ltd. | 4078 |
1 |
| IFP Energies Nouvelles | 2959 |
1 |
| Tokyo Institute of Technology | 1364 |
1 |
| University of Massachusetts | 2232 |
1 |
| Versalis S.P.A. | 544 |
1 |
| Compagnie Generale des Etablissements Michelin | 4766 |
1 |
| RiKarbon, Inc. | 12 |
1 |
| ExxonMobil Technology and Engineering Company | 1112 |
1 |
| Other owners | 0 |