- All sections
- C - Chemistrymetallurgy
- C10M - Lubricating compositionsuse of chemical substances either alone or as lubricating ingredients in a lubricating composition
- C10M 159/16 - Reaction products obtained by Mannich reactions
Patent holdings for IPC class C10M 159/16
Total number of patents in this class: 33
10-year publication summary
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1
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2
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3
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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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1
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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
|
|---|---|---|
| Chevron Oronite Company LLC | 573 |
6 |
| The Lubrizol Corporation | 1291 |
6 |
| Chevron Oronite Technology B.V. | 22 |
4 |
| Baker Hughes Incorporated | 5243 |
2 |
| BASF SE | 21039 |
2 |
| ExxonMobil Research And Engineering Company | 2562 |
2 |
| Afton Chemical Corporation | 487 |
2 |
| China Petroleum & Chemical Corporation | 1913 |
2 |
| Research Institute of Petroleum Processing, Sinopec | 372 |
2 |
| Chevron Oronite Technology B.V. | 50 |
1 |
| PetroChina Company Limited | 711 |
1 |
| U.S. Bank National Association | 728 |
1 |
| Curas Ltd. | 6 |
1 |
| Publichnoe Aktsionernoe Obschestvo "Gazprom Neft" | 20 |
1 |
| Other owners | 0 |