Tubular cigarette device comprising cerium oxide

Tobacco – Tobacco users' appliance – Device used for smoking

Reexamination Certificate

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Reexamination Certificate

active

07624739

ABSTRACT:
A device for minimizing cigarette sidestream smoke and reducing free-burn rate of a burning cigarette is disclosed. The device comprises a non-combustible tubular element encasing an effective length of a tobacco charge of a cigarette located in the tubular element. The tubular element minimizes sidestream smoke emission from a burning tobacco charge and reduces free-burn rate of such burning tobacco charge to increase the number of puffs from the burning tobacco charge.

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PCT/CA97/00762 International Search Report dated Apr. 2, 1998.

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