Smoking article and a method of manufacturing a smoking article

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United States of America Patent

PATENT NO 9861123
SERIAL NO

14432422

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Importance

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Abstract

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A smoking article comprises a first filter section, and a second filter section located downstream of the first filter section. The first filter section comprises a material with a first pressure drop per unit length, the second filter section comprises a material with a second pressure drop per unit length, and the second pressure drop per unit length is greater than the first pressure drop per unit length. The smoking article comprises a ventilation system configured to selectively provide ingress of a variable level of ventilating air.

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Patent Owner(s)

Patent OwnerAddress
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITEDGLOBE HOUSE 1 WATER STREET LONDON WC2R 3LA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kaljura, Karl London, GB 45 222

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