Smoker's accessory
US5752527A · kind A · utility
13Cited by
69References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 26, 1996 |
| Grant date | May 19, 1998 |
| Priority date | — |
| Expiry date | Feb 26, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24F13/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A smoker's accessory for filtering cigarette smoke includes an exhaust fan, a smoke filter cartridge having a cigarette tube with an open end through which the burning end of the cigarette is placed, a porous tubular filter element at an end of the cigarette tube, a fresh air inlet and a temperature sensor adjacent the cigarette tube. The temperature sensor activates a signal upon detection of a burning cigarette in the cigarette tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.