Chemical markers
US7858373B2 · kind B2 · utility
15Cited by
13References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2007 |
| Grant date | Dec 28, 2010 |
| Priority date | — |
| Expiry date | Oct 29, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/21
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for marking a petroleum hydrocarbon, a biodiesel fuel or an ethanol fuel, by adding an organic marker compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.