- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 319/30 - SeparationPurification from the by-products of refining mineral oils
Patent holdings for IPC class C07C 319/30
Total number of patents in this class: 16
10-year publication summary
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1
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1
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0
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1
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2
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1
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1
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0
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0
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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
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3717 |
3 |
| Shell Oil Company | 2148 |
2 |
| Merichem Company | 28 |
2 |
| Reliance Industries Limited | 440 |
2 |
| Saudi Arabian Oil Company | 12579 |
2 |
| Uop LLC | 4194 |
1 |
| Arkema Inc. | 1071 |
1 |
| IFP Energies Nouvelles | 2852 |
1 |
| Kemin Industries, Inc. | 337 |
1 |
| Wisys Technology Foundation, Inc. | 133 |
1 |
| Other owners | 0 |