- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 301/04 - Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
Patent holdings for IPC class C07D 301/04
Total number of patents in this class: 61
10-year publication summary
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2
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1
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0
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2
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1
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1
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2
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0
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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
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3542 |
6 |
| Dow Technology Investments LLC | 271 |
6 |
| Saint-Gobain Ceramics & Plastics, Inc. | 840 |
6 |
| Sumitomo Chemical Company, Limited | 9047 |
5 |
| Lyondell Chemical Technology, L.P. | 265 |
5 |
| BASF SE | 20926 |
4 |
| Shell USA, Inc. | 1212 |
4 |
| Uop LLC | 4244 |
3 |
| Scientific Design Company, Inc. | 115 |
3 |
| IFP Energies Nouvelles | 2945 |
2 |
| Topsoe A/S | 892 |
2 |
| The Regents of the University of California | 19898 |
1 |
| Corning Incorporated | 10257 |
1 |
| Shell Oil Company | 2141 |
1 |
| The Regents of the University of Michigan | 4693 |
1 |
| Arkema Inc. | 1059 |
1 |
| China Petroleum & Chemical Corporation | 1899 |
1 |
| Noritake Co., Limited | 258 |
1 |
| Physical Shockwave Industrial Applications, LLC | 1 |
1 |
| Research Institute of Petroleum Processing, Sinopec | 374 |
1 |
| Other owners | 6 |