Smoking articles with restrictor and aerosol former
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 15, 2013
Grant Date -
Sep 11, 2008
app pub date -
Mar 7, 2008
filing date -
Mar 9, 2007
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Provided is a smoking article including a smokeable filler with a high aerosol former content and a filter. Preferably, the smokeable filler includes about 4 wt % glycerin to about 35 wt % glycerin. The filter includes a cylindrical tube attached to the tobacco rod with tipping paper, a first filter segment at a location along said cylindrical tube adjacent and in a downstream relation to said tobacco rod, and a flow restricting filter segment at a location adjacent and in a downstream relation to the first filter segment. In an embodiment, the filter also includes a cavity adjacent and in a downstream relation to the flow restricting filter segment, and a ventilation zone at a location along the cavity including perforations that extend through the tipping paper and the cylindrical tube. Preferably, the ventilation zone is in a downstream relation to the flow restricting filter segment.
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Family
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Cited Art Landscape
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