Polymers with pendant heterocyclic-containing groups and lubricating oil compositions containing same
US8377860B2 · kind B2 · utility
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8References
20Claims
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Key dates
| Filing date | Aug 18, 2008 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Aug 9, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/25
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The disclosed invention relates to polymers with heterocyclic-containing groups, and to concentrates and lubricating oil compositions containing the polymers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.