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:
Dec. 28, 1999
Filed:
Dec. 03, 1996
Haruko Kawaguchi, Tochigi-ken, JP;
Megumi Kato, Tochigi-ken, JP;
Harumitsu Toyoda, Tochigi-ken, JP;
Taiki Uchiyama, Tochigi-ken, JP;
Kao Corporation, Tokyo, JP;
Abstract
A disposable diaper including a liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent member interposed therebetween, the disposable diaper being provided with a front waist body portion which is located on the stomach side of a diaper wearer when the wearer puts on the diaper and a rear waist body portion which is located on the back side of the wearer, the rear waist body portion being provided with tape tabs connected at opposite lateral sides thereof, respectively, each of the tape tabs being provided with a projection member or a recess member of a mechanical fastener, the front waist body portion being provided with a counterpart portion on the backsheet side for allowing the projection member or the recess member to be engaged with or be retained by the counterpart portion; each of the tape tabs including an adhesive portion which is formed by applying an adhesive agent thereto; the adhesive portion being provided on the surface side of the tape tab opposite to where the projection member or the recess member of the mechanical fastener is provided; and said tape tabs being configured in such a manner that, when the disposable diaper is formed into a shape for disposal where the diaper is rolled up with the backsheet side facing outwardly, the tape tabs maintain the disposal shape of the diaper by means of at least the adhesive portions attached to the liquid permeable backsheet.