Patent · US Active

Smoking article

US9795163B2 · kind B2 · utility

0Cited by

26References

29Claims

0Family size

Assignee

British American Tobacco (Investments) Limited · GB

Inventors

Karl Kaljura · London, GB
Philip Russell Fawcus · London, GB
Stuart Dunlop · London, GB
Adrian MORDUE · London, GB
Ian Dunckley · Cambridge, GB
Nick Harding · London, GB

Key dates

Filing date	Dec 12, 2013
Grant date	Oct 24, 2017
Priority date	—
Expiry date	Dec 12, 2033

Classification

Technology area (CPC A)Human Necessities
CPC primaryA24D3/043
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A smoking article, comprises a first and a second engaging surface (233a, 233b) spaced circumferentially, and a control element (250) movable between the first and second engaging surfaces. A ventilation area (270) is configured to be selectively covered by the movable control element. The control element comprises a first limiting edge configured to engage with the first engaging surface and a second limiting edge configured to engage with the second engaging surface to limit rotational movement.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.