Patent · US Active

Disposable diaper

US11369526B2 · kind B2 · utility

6Cited by

3References

13Claims

0Family size

Assignee

Unicharm Corporation · JP

Inventors

Takashi Matsui · Musashino, JP
Yasuhiro Yamanaka · Kammi, JP
Satoru Sakaguchi · Samukawa, JP

Key dates

Filing date	Dec 29, 2020
Grant date	Jun 28, 2022
Priority date	—
Expiry date	Jan 9, 2041

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2013/49493
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A disposable diaper having a front-rear direction and a width direction that is orthogonal to the front-rear direction, includes: a front waistline region; a rear waistline region; a crotch region disposed between the front waistline region and the rear waistline region; an absorbent core; a skin surface side sheet disposed on a skin facing surface side from the absorbent core; a waistband disposed on the skin facing surface side of the skin surface side sheet in the rear waistline region; and a fastening tape disposed in the rear waistline region and that includes a locking portion.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.