- All sections
- C - Chemistrymetallurgy
- C10G - Cracking hydrocarbon oilsproduction of liquid hydrocarbon mixtures, e.g. by destructive hydrogenation, oligomerisation, polymerisationrecovery of hydrocarbon oils from oil-shale, oil-sand, or gasesrefining mixtures mainly consisting of hydrocarbonsreforming of naphthamineral waxes
- C10G 73/44 - Refining of petroleum waxes in the presence of hydrogen or hydrogen-generating compounds
Patent holdings for IPC class C10G 73/44
Total number of patents in this class: 48
10-year publication summary
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5
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6
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6
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2
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1
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1
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1
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2
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1
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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. | 3537 |
11 |
| Shell Oil Company | 2139 |
11 |
| ExxonMobil Research And Engineering Company | 2572 |
8 |
| Shell USA, Inc. | 1217 |
5 |
| Uop LLC | 4244 |
3 |
| ENI S.p.A. | 1260 |
3 |
| ExxonMobil Technology and Engineering Company | 1080 |
3 |
| Chevron U.S.A. Inc. | 3962 |
2 |
| Sasol Technology (Proprietary) Limited | 223 |
1 |
| SK Enmove Co., Ltd. | 54 |
1 |
| Other owners | 0 |