IP Library Granted Patent US 12,016,756
Granted Patent B2
US 12,016,756 · App. 16/955,016 · Granted Jun 25, 2024

Ultrathin absorbent hygienic pads

Inventors: Morgen Newman (San Francisco, CA); Molly Hayward (San Francisco, CA)
Assignee: LYV Life, Inc.
A61F13/472A61F13/51108A61F13/532A61F13/5514A61F13/51113A61F2013/530481A61F2013/53908A61F2013/53991
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Quick Facts
Patent No.
US 12,016,756
App. No.
16/955,016
Granted
Jun 25, 2024
Kind
B2
Abstract

Ultrathin absorbent hygienic pads comprising a top layer, a middle absorbent layer, and a bottom layer and comprising one or more channels anchored from the top layer through the middle absorbent layer and into the bottom layer are provided. The ultrathin absorbent hygienic pads provided can be used to absorb bodily fluids.

Claims (15)

1. An absorbent article comprising: a top layer; a middle absorbent layer; and a bottom layer; wherein the top layer comprises one or more channels bonded to the top layer, the middle absorbent layer, and the bottom layer; wherein the top layer comprises a non-woven spun sheet bound to an aperture layer; wherein the middle absorbent layer comprises a fluid drawing material and a fluid storage material; wherein the one or more channels penetrate to a depth of no more than 50% of a thickness of the absorbent article: wherein the absorbent article has a thickness of no more than one millimeter.

2. The absorbent article of claim 1 , wherein the one or more channels are bonded via ultrasonic welding from the top layer through the middle absorbent layer and into the bottom layer.

3. The absorbent article of claim 2 , comprising two or more channels that are uniformly distributed across the absorbent article to absorbs fluids in a longitudinal direction of the absorbent article increasing the absorption rate of the pad wherein 76% of absorbent article has come into contact with fluid when 45 millimeters of fluid is applied to the absorbent article.

4. The absorbent article of claim 3 , wherein the top layer and the middle absorbent layer are bonded together with an adhesive.

5. The absorbent article of claim 4 , wherein the aperture layer comprises a plurality of holes.

6. The absorbent article of claim 1 , wherein the fluid drawing material comprises electrospun nanofibers, which contain superabsorbent material packets throughout.

7. The absorbent article of claim 1 , wherein the fluid storage material comprises superabsorbent polymer.

8. The absorbent article of claim 1 , wherein the one or more channels are arranged such that a distance from a midline of the absorbent article to the one or more channels varies along a length of the one or more channels.

9. The absorbent article of claim 1 , wherein the absorbent article has a thickness of no more than one millimeter.

10. The absorbent article of claim 1 , wherein the bottom layer comprises an adhesive region on a side opposite to a side in contact with the middle absorbent layer.

11. The absorbent article of claim 10 , wherein the adhesive region on a side opposite to a side in contact with the middle absorbent layer is in contact with the wrapper element.

12. The absorbent article of claim 11 , wherein the absorbent article is folded such that the folded absorbent article is completely enclosed by the wrapper element.

13. The absorbent article of claim 1 , wherein the absorbent article is a menstrual pad about 155 millimeters long and about 60 millimeters wide.

14. The absorbent article of claim 1 , wherein the absorbent article is a menstrual pad about 305 millimeters long and about 85 millimeters wide.

15. The absorbent article of claim 1 , wherein the absorbent article is a bladder liner about 200 millimeters long and about 90 millimeters wide at one end and 65 millimeters wide at an opposite end.

Assignments (5)
RELEASE OF SECURITY INTEREST Recorded Apr 6, 2026
From: SG STONEGATE ASSET COMPANY I, LLC,
To: LYV LIFE, INC.
Reel/Frame 074289/0171 →
SECURITY INTEREST Recorded Jun 18, 2025
From: LYV LIFE, INC.
To: MCA CALIFORNIA LENDING LLC
Reel/Frame 071450/0504 →
SECURITY INTEREST Recorded Jun 11, 2025
From: LYV LIFE, INC.
To: SG STONEGATE ASSET COMPANY I, LLC
Reel/Frame 071390/0335 →
SECURITY INTEREST Recorded Mar 7, 2023
From: LYV LIFE, INC.
To: SG STONEGATE ASSET COMPANY I, LLC
Reel/Frame 062905/0419 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 26, 2020
From: NEWMAN, MORGEN; HAYWARD, MOLLY
To: LYV LIFE, INC.
Reel/Frame 054165/0023 →
Priority Claims (1)
EP 17382893 · Dec 22, 2017 · regional
Continuity (2)
Provisional Application 62607884 · Dec 19, 2017
Related Publication 20200375811A1 · Dec 3, 2020
Cited By (1)
US 1,093,606