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Patent application: Removable sticker for cooling hot spots in cellular phones

Ben Welter - Saturday, March 23, 2019

U.S. patent application 20190086158 (inventor James Hirschfeld, Delray Beach, Fla.):

"A removable cooling sticker secured to the surface of a cellular telephone for extraction of heat from the cellular telephone. The cooling sticker is thin and sized to be conveniently carried. [Using phase change material as the active heat extraction material,] the cooling sticker is adhered to the cellular telephone at its hot spot for maximum efficiency. An optional feature employs thermal strips that indicate when the electronic device is exceeding a temperature threshold sticker."

http://www.freepatentsonline.com/20190086158.pdf

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