Receptacles – Closures – Vent in closure
Reexamination Certificate
2007-03-06
2007-03-06
Newhouse, Nathan J. (Department: 3727)
Receptacles
Closures
Vent in closure
C220S713000, C220S780000, C229S404000, C229S906100
Reexamination Certificate
active
10800945
ABSTRACT:
The “HOT DRINK CUP LID WITH COOLING AIR-FLOW” is an article of manufacture with a uniquely designed form arranged so that the hot liquid is cooled by an air-flow drawn over the liquid as it is sipped. The unique design, placement of the drinking hole and cooling air-flow hole create a structure whereby hot liquid can be cooled and sipped in a manner that reduces the temperature of the hot liquid as it transfers from the cup to the user. This cooling action is activated by the suction caused by the action of the user sipping at the drinking hole and concurrently drawing air from outside of the cup down through the air-flow hole and up through the drinking hole along with the hot liquid. Thus the hot liquid is cooled as the air is drawn up in conjunction with the hot liquid through the drinking hole.
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Newhouse Nathan J.
Smalley James
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