Sleeve construction for improved paperboard cup insulation
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United States of America Patent
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Nov 28, 2000
Grant Date -
N/A
app pub date -
May 3, 1999
filing date -
May 3, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
This invention relates to the construction of sleeves for use with paperboard cups. Such structures of this type, generally, employ a paperboard sleeve backed with hot-melt glue dots which are used to improve the insulating characteristics of a paperboard cup to the same level of common polystyrene cups.
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