Electronic drink coaster
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Apr 1, 2008
Issued Date -
N/A
app pub date -
Oct 18, 2005
filing date -
Dec 15, 2000
priority date (Note) -
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Abstract
A system for ordering drink refills, comprising a coaster body with a processor, a wireless transmitter and at least one button, the processor responding to user inputs to activate the wireless transmitter to transmit wireless signals indicative of a desired order.
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