Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chung-Hao Chang0
Chia-Ying Chang0
Date of Patent
November 12, 2019
Patent Application Number
15948167
Date Filed
April 9, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method of making a moisture-permeable waterproof shoe includes: cutting a substrate to form a cut piece having a main body and two wing portions; ultrasonically welding rear mating edges of the main body, wing lateral edges of the wing portions, front and rear curved edges of each wing portion respectively to a front convex portion and a lateral connecting edge of the main body to form a shoe-like inner sleeve: sleeving the inner sleeve on a shoe last; coating an adhesive on an inner surface of an upper; sleeving the upper on the shoe last and heating the assembly to form a moisture-permeable waterproof foot cover; and fixing a bottom portion of the moisture-permeable waterproof foot cover to a sole.
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