Glass cigarette
US8967153B2 · kind B2 · utility
6Cited by
2References
3Claims
0Family size
Inventors
Key dates
| Filing date | Apr 16, 2012 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Apr 16, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F1/28
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A glass cigarette with an elongate hollow tubular borosilicate glass member. The glass member has a first open ended cylindrical smoking material retaining portion, a second cylindrical smoke cooling passage portion and a third tapered tubular mouthpiece portion. A restrictor portion joins the first portion to the second portion. The third tapered portion is contiguous with and fixed to the second portion. The mouthpiece is open ended at the tapered end. A preferred embodiment includes the overall length of the glass cigarette is approximately 106 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.