US 2025/0000717 A1 · LEAK-RESISTANT UNDERWEAR

Leak-resistant underwear

AssigneeBondville (PVT) Ltd

InventorsTuse Cooray Mohotti Gurunnanselage Janaka Jeewantha COORAY, Kankani Gamage Gayan YAPA, Sudharini Piumali DIAS, Hiniduma Vithanage Pahan PRASANGE, Roshan Sanjeewa DELWITA, Rathnayaka Mudiyanselage Jayamal Chathuranga Bandara Rathnayaka

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Abstract

Leak-resistant underwear is provided. The leak-resistant underwear includes a gusset having a multi-layer construction. The multi-layer construction includes a sealed gusset assembly and a gusset portion of a body fabric. The sealed gusset assembly includes a next-to-skin layer, an absorbent layer, a blocking layer, polymer component. The absorbent layer is disposed between the next-to-skin layer and the blocking layer. The polymer component forms a seal between the next-to-skin layer and the blocking layer along at least a portion of respective perimeters of the next-to-skin layer and the blocking layer. The sealed gusset assembly is configured to be disposed between a wearer's skin and the gusset portion of the body fabric. In some cases, a portion of the perimeter of the gusset is sealed with a sealing tape.

Claims20

Dependent claims

Leak-resistant underwear comprising:

a gusset having a multi-layer construction, the multi-layer construction comprising a sealed gusset assembly and a gusset portion of a body fabric, the sealed gusset assembly comprising:
a next-to-skin layer,
an absorbent layer,
a blocking layer and
a polymer component
wherein the absorbent layer is disposed between the next-to-skin layer and the blocking layer and the polymer component forms a seal between a top or bottom surface of the next-to-skin layer and a top or bottom surface of the blocking layer, and
the sealed gusset assembly is configured to be disposed between a wearer's skin and the gusset portion of the body fabric.

4 more elements

Dependencies are inferred from the claim text.

Facts

Application

18/753,351Filed 25 Jun 2024

Priority

29 Jun 2023

Published

2 Jan 2025

Term ends

Not estimatedThe source records don’t support an estimate.

Classification6 codes

A61F 13/49426
The edge leakage prevention means being an upstanding barrier: the barrier having an absorbent medium
A61F 13/15268
Properties of the article, e.g. stiffness or absorbency: reusable
A61F 13/49006
Reusable, washable fabric diapers: the reusable article being in the form of pants or briefs, e.g. slip or panty for light incontinence
A61F 13/49446
The edge leakage prevention means being at the crotch region: the edge leakage prevention means being an impermeable sheet or impermeable part of…