The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 17, 2023
Filed:
Jul. 13, 2021
Chung-hao Chang, Taichung, TW;
Chia-ying Chang, Taichung, TW;
Chung-Hao Chang, Taichung, TW;
Chia-Ying Chang, Taichung, TW;
Abstract
A method for making a moisture-permeable waterproof shoe includes: (A) sleeving an inner sleeve unit on a last; (B) coating a bonding agent on an inner surface of an upper unit; (C) sleeving the upper unit on an assembly of the inner sleeve unit and the last; (D) placing an assembly of the upper unit, the inner sleeve unit and the last in a heating device; (E) placing the assembly in a vacuum bag; (F) placing the vacuum bag in a freezing device; (G) removing the assembly from the vacuum bag; (H) pulling out the last from the inner sleeve unit; and (I) fixing a sole to a bottom portion of a three-dimensional upper structure.