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:
Nov. 11, 2025
Filed:
May. 25, 2021
Daio Paper Corporation, Shikokuchuo, JP;
Hiroki Arai, Tochigi, JP;
Daio Paper Corporation, Ehime, JP;
Abstract
Underpants-type disposable wearing articles are provided wherein transverse tearing is hard to develop at a stacked sheet number change part in the outer member. This problem is solved by an underpants-type disposable wearing article, in which cutseach extending longitudinally across a stacked sheet number change partwhere the number of stacked sheets constituting the outer membervaries are formed adjacent on the central side in the width direction of a side sealformed by joining the front and body sections together along the opposed lateral portions, and which is free of a perforated line formed from the waist opening toward the leg opening.