Wrapper for a smoking article
US5450862A · kind A · utility
49Cited by
8References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 1992 |
| Grant date | Sep 19, 1995 |
| Priority date | — |
| Expiry date | Mar 2, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24D1/02
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The sidestream smoke associated with a cigarette or cigarette-like smoking article is reduced by wrapping the tobacco in a paper wrapper having an additive, such as an organic acid, an acidic or neutral salt or an organic acid in combination with an acidic salt or neutral salt added thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.