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:
Jul. 18, 2017
Filed:
Dec. 09, 2009
Jung-chi Tai, Tainan Hsien, TW;
Ho-hsi Yang, Tainan Hsien, TW;
Chien-hsiang Lin, Tainan Hsien, TW;
Chien-chung Su, Tainan Hsien, TW;
Jung-Chi Tai, Tainan Hsien, TW;
Ho-Hsi Yang, Tainan Hsien, TW;
Chien-Hsiang Lin, Tainan Hsien, TW;
Chien-Chung Su, Tainan Hsien, TW;
Abstract
A method for making face masks includes: advancing continuously a longitudinal sheet material that can be divided into a plurality of mask sheets each of which has two opposite longitudinal ends and two opposite transverse ends; cutting the sheet material at intervals to form the mask sheets; providing a plurality of strips each of which has two longitudinally opposite strip ends and each of which is folded to form a pleat between the two strip ends thereof; and bonding the two strip ends of each of the strips to one of the opposite transverse ends of a respective one of the mask sheets to form an ear loop. A structure of the face mask is also disclosed.