Heater fixture of an electrical smoking system
US5954979A · kind A · utility
476Cited by
8References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 1997 |
| Grant date | Sep 21, 1999 |
| Priority date | — |
| Expiry date | Oct 16, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F40/20
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A novel electrical smoking system and method of establishing resistance to draw upon a cigarette while smoking a cigarette in an electrical smoking system comprising the step of operatively interposing a frit between a source of ambient air and the cigarette.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.