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:
May. 11, 2004

Filed:

Jun. 04, 1999
Applicant:
Inventors:

Peter A. Graef, Puyallup, WA (US);

Daniel T. Bunker, Karhula, FI;

Charles E. Miller, Tacoma, WA (US);

Jeffrey D. Mathews, Puyallup, WA (US);

Fred B. Howard, Olalla, WA (US);

Terry M. Grant, Auburn, WA (US);

Shahrokh A. Naieni, Seattle, WA (US);

David G. Marsh, Federal Way, WA (US);

Melissa L. Dopps, Seattle, WA (US);

Kay Rokman, Karhula, FI;

Juhani Jansson, Karhula, FI;

Eino Laine, Karhula, FI;

Assignee:

Weyerhaeuser Company, Federal Way, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 1/315 ; A61F 1/320 ;
U.S. Cl.
CPC ...
A61F 1/315 ; A61F 1/320 ;
Abstract

A unitary absorbent composite having a plurality of strata is disclosed. In the composite, adjacent strata are separated by a transition zone integrally connecting the strata. Each stratum includes fibers and a binder, and the transition zone includes fibers from adjacent strata. Method for forming the unitary composite are also disclosed.


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