Paper cup insulation

Details Paper cup insulation Paper cup insulation

1994-05-19

1995-10-03

Shoap, Allan N.

Receptacles

Container attachment or adjunct

Container holder

229 45, B65D 618

Patent

active

054544840

ABSTRACT:
A paper sleeve of with graduadly changing shape, stored in folded configuration, easy to expand for receiving a cup with at least a section being conical and containing hot beverage provides thermal protection to the hand carrying the cup.

REFERENCES:
patent: 1866805 (1932-07-01), Haywood
patent: 1950505 (1934-03-01), Matters
patent: 2244940 (1941-06-01), Carruth
patent: 4720037 (1988-01-01), Alpert
patent: 5205473 (1993-04-01), Coffin, Sr.
patent: 5238161 (1993-08-01), Kimishima

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