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:
Jan. 06, 2026
Filed:
Feb. 10, 2021
Essity Hygiene and Health Aktiebolag, Gothenburg, SE;
Ulrika Husmark, Gothenburg, SE;
Frida Ryttsén, Gothenburg, SE;
ESSITY HYGIENE AND HEALTH AKTIEBOLAG, Göteborg, CH;
Abstract
The disclosure relates to an absorbent undergarment comprising a fabric layer defining a waist opening, two leg openings and a crotch region between the leg openings, the absorbent undergarment further comprising an absorbent pad covering at least part of said crotch region and being permanently attached to the fabric layer. The absorbent pad comprises at least one absorbent layer and a skin-facing layer. At least one layer, selected from said absorbent layer, said skin-facing layer or an optionally present wicking layer, comprises naturally-derived fibers comprising a polycarboxylic acid. The polycarboxylic acid has at least one carboxyl group covalently bound to the naturally-derived fibers and at least one free carboxyl group.