Wrapper for a smoking article
US5152304A · kind A · utility
51Cited by
19References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 1992 |
| Grant date | Oct 6, 1992 |
| 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 a burn modifier, such as an acidic salt, added thereto. Preferably the paper wrapper has a high basis weight and low porosity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.