Cigarette filter and filter-tipped cigarette
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
Oct 14, 2004
app pub date -
Apr 29, 2004
filing date -
Oct 30, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A cigarette filter includes two or more filter sections of the following filter sections a filter section added with a liquid fatty acid ester or a liquid fatty acid having a viscosity of 1 to 300 cP, a filter section added with a glycol having a viscosity of 1 to 300 cP, and a filter section added with a charcoal.
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Family
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Cited Art Landscape
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