Liquid tobacco composition
US10271574B2 · kind B2 · utility
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1References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 15, 2013 |
| Grant date | Apr 30, 2019 |
| Priority date | — |
| Expiry date | Apr 1, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24D1/20
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A liquid tobacco composition comprises tobacco dissolved in an ionic liquid. Removal of selected tobacco constituents is aided by dissolving the tobacco in the ionic liquid. The tobacco, having selected constituents removed, may be regenerated from the liquid tobacco composition by separating the tobacco from the ionic liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.