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.

Date of Patent:
Apr. 08, 2025

Filed:

Nov. 29, 2023
Applicant:

Kimberly-clark Worldwide, Inc., Neenah, WI (US);

Inventors:

Jian Qin, Appleton, WI (US);

Sridhar Ranganathan, Alpharetta, GA (US);

Francis P. Abuto, Johns Creek, GA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 11/00 (2006.01); A61F 13/53 (2006.01); D04H 1/407 (2012.01); D04H 1/425 (2012.01); D04H 1/4374 (2012.01); D04H 1/4382 (2012.01); D04H 1/541 (2012.01); D04H 1/544 (2012.01); D04H 1/55 (2012.01); D04H 1/732 (2012.01); D21F 1/02 (2006.01); A61F 13/15 (2006.01); A61F 13/537 (2006.01);
U.S. Cl.
CPC ...
D21F 11/002 (2013.01); A61F 13/53 (2013.01); D04H 1/407 (2013.01); D04H 1/425 (2013.01); D04H 1/4374 (2013.01); D04H 1/43835 (2020.05); D04H 1/5412 (2020.05); D04H 1/544 (2013.01); D04H 1/55 (2013.01); D04H 1/732 (2013.01); D21F 1/022 (2013.01); A61F 13/15699 (2013.01); A61F 13/53717 (2013.01); D10B 2509/026 (2013.01);
Abstract

Methods and apparatuses for producing a zoned and/or layered substrate are described. A method can include providing a first supply of fibers, providing a second supply of fibers, and providing a headbox. The headbox can include a machine direction, a cross-direction, and a first cross-directional divider that separates a first zone of the headbox from a second zone of the headbox in a cross-directional manner. The method can further include transferring the first supply of fibers and the second supply of fibers to the headbox. The method can also include transferring the first supply of fibers and the second supply of fibers through the headbox to provide the substrate.


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