- All sections
- C - Chemistry; metallurgy
- C10M - Lubricating compositions; use of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 121/00 - Lubricating compositions characterised by the thickener being a compound of unknown or incompletely defined constitution
Patent holdings for IPC class C10M 121/00
Total number of patents in this class: 5
10-year publication summary
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1
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1
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0
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0
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1
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0
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0
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0
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1
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation | 297 |
1 |
| China Petroleum & Chemical Corporation | 1623 |
1 |
| Nihon University | 324 |
1 |
| Guizhou Xu Yang Petrochemical Technology Co., Ltd. | 1 |
1 |
| Herbstreith & Fox GmbH & Co. KG Pektin-fabriken | 35 |
1 |
| Other owners | 0 |