IP Library Granted Patent US 12,698,594
Granted Patent B2
US 12,698,594 · App. 18/614,851 · Granted Aug 4, 2026

Fibrous structures

Inventors: Fei Wang (Mason, OH); Douglas Jay Barkey (Salem Township, OH); James Allen Cain (Albany, NY); Stephen John DelVecchio (Cincinnati, OH); Angela Marie Leimbach (Hamilton, OH); Kun Piao (Deerfield Township, OH); James Kenneth Comer (West Chester, OH); Ryan Dominic Maladen (Anderson Township, OH)
Assignee: The Procter & Gamble Company
D21F11/006D21F1/10D21F3/045D21F5/048D21F5/181D21F9/02D21H25/005D21H27/002D21H27/004D21H27/005D21H27/008D21H27/02B31F1/126D21F5/188D21G3/005
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Quick Facts
Patent No.
US 12,698,594
App. No.
18/614,851
Filed
Mar 25, 2024
Granted
Aug 4, 2026
Kind
B2
Art Unit
1748
USPC
162/358.4
Abstract

A fibrous structure. The structure may include a plurality of continuous or semi-continuous knuckles extending from portions of the surface of the fibrous structure in a parallel path, wherein the plurality of knuckles may be separated by adjacent continuous or semi-continuous pillows. Each knuckle may comprise a plurality of discrete pillows, the plurality of discrete pillows may be arranged in a spaced configuration along the path of each knuckle; alternatively, each pillow may comprise a plurality of discrete knuckles, the plurality of discrete knuckles may be arranged in a spaced configuration along the path of each pillow.

Claims (29)

1 . A fibrous structure, comprising:

a plurality of MD-oriented elevated knuckles extending from a surface of the fibrous structure in a parallel path, wherein the plurality of MD-oriented elevated knuckles are separated in the CD by MD-oriented recessed pillows;

wherein each MD-oriented elevated knuckle comprises a plurality of discrete recessed pillows, the plurality of discrete recessed pillows are arranged in a spaced configuration along the plurality of MD-oriented elevated knuckles, such that the discrete recessed pillows are formed within side edges of the plurality of MD-oriented elevated knuckles.

2 . The fibrous structure of claim 1 , wherein each of the MD-oriented knuckles each have a generally equal width.

3 . The fibrous structure of claim 1 , wherein each of the MD-oriented pillows each have a generally equal width.

4 . The fibrous structure of claim 1 , wherein the discrete pillows have a circular shape.

5 . The fibrous structure of claim 1 , wherein one or more of the discrete pillows has a shape selected from the group consisting of circle, ellipse, oval, triangle, square, and dogbone.

6 . The fibrous structure of claim 1 , wherein the fibrous structure comprises two plies.

7 . The fibrous structure of claim 1 , wherein the fibrous structure is embossed.

8 . The fibrous structure of claim 1 , wherein the fibrous structure is creped.

9 . The fibrous structure of claim 1 , wherein the fibrous structure is through air dried.

10 . The fibrous structure of claim 1 , wherein the fibrous structure is one of a paper towel or bath tissue.

11 . The fibrous structure of claim 1 , wherein the MD-oriented knuckles and pillows are wave-form in shape.

12 . The fibrous structure of claim 1 , wherein the MD-oriented knuckles and pillows are continuous.

13 . A fibrous structure, comprising:

a plurality of MD-oriented pillows extending from a surface of the fibrous structure in a parallel path, wherein the plurality of MD-oriented pillows are separated in the CD by MD-oriented knuckles;

wherein each MD-oriented pillow comprises a plurality of discrete knuckles, the plurality of discrete knuckles are arranged in a spaced configuration along the plurality of MD-oriented pillows, such that the discrete knuckles are formed within side edges of the plurality of MD-oriented pillows; and

wherein the discrete knuckles differ in size and are the same shape.

14 . The fibrous structure of claim 13 , wherein each of the MD-oriented pillows each have a generally equal width.

15 . The fibrous structure of claim 13 , wherein each of the MD-oriented knuckles each have a generally equal width.

16 . The fibrous structure of claim 13 , wherein the discrete knuckles have a circular shape.

17 . The fibrous structure of claim 13 , wherein one or more of the discrete knuckles has a shape selected from the group consisting of circle, ellipse, oval, triangle, square, and dogbone.

18 . The fibrous structure of claim 13 , wherein the fibrous structure comprises two plies.

19 . The fibrous structure of claim 13 , wherein the fibrous structure is embossed.

20 . The fibrous structure of claim 13 , wherein the fibrous structure is creped.

21 . The fibrous structure of claim 13 , wherein the fibrous structure is through air dried.

22 . The fibrous structure of claim 13 , wherein the fibrous structure is one of a paper towel or bath tissue.

23 . The fibrous structure of claim 13 , wherein the MD-oriented knuckles and pillows are wave-form in shape.

24 . The fibrous structure of claim 13 , wherein the MD-oriented knuckles and pillows are continuous.

Continuity (4)
Continuation 17521174 · Nov 8, 2021
Continuation 15792811 · Oct 25, 2017
Provisional Application 62412455 · Oct 25, 2016
Related Publication 20240229357A1 · Jul 11, 2024
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