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United States of America Patent
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Sep 18, 2012
Grant Date -
Sep 23, 2010
app pub date -
Jan 20, 2010
filing date -
Jan 20, 2009
priority date (Note) -
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Abstract
One embodiment of the present invention provides a partly-biodegradable system, which comprises a non-biodegradable portion and a biodegradable portion wherein the non-biodegradable portion is easily separated from the biodegradable portion for disposal of the system. In certain embodiments, the system further comprises a cover layer of non-biodegradable film which adheres to the first non-biodegradable portion to form a sealed compartment for food or drink reservation.
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