Cardboard Filter For Cigarettes, Cigarette And Manufacturing Method Thereof
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Jan 30, 2025
app pub date -
Oct 9, 2024
filing date -
Oct 9, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a cardboard filter for cigarettes, formed by folding, winding and gluing a cardboard strip. According to the invention, the cardboard strip is folded to form a central portion having a series of lobes angularly equally distributed around a central axis of the filter and a peripheral portion surrounding the central portion, the lobes and the peripheral portion delimiting gas passage channels around the central axis.
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Family
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Cited Art Landscape
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