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. 26, 2021
Filed:
Dec. 20, 2017
Wholeknit International Co., Ltd., Apia, WS;
Yu-Lin Li, Apia, WS;
Yi-Hsing Dou, Apia, WS;
WHOLEKNIT INTERNATIONAL CO., LTD., Apia, WS;
Abstract
A 3D shoe blank is an integral knit fabric without any sewn portion made by a flat knitting machine and includes an upper portion knitted from at least a yarn, a front sole portion knitted from the upper portion with a folding line therebetween and two connection lines at two sides of the front sole portion and the upper portion, so the front sole portion is folded and connected to the upper portion to form a pocket structure, a rear portion knitted from the front sole portion, and a heel portion extending from a center rear end of the rear portion, two opposite sides of the heel portion respectively connected to a left rear end and a right rear end of the rear portion to form a 3D rear shoe portion with two joining lines between the heel portion and the rear portion on the two opposite sides.