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.
Patent No.:
Date of Patent:
Oct. 27, 2015
Filed:
Sep. 08, 2008
Christoph Weber, Laudenbach, DE;
Michael Roth, Mainz, DE;
Peter Kritzer, Forst, DE;
Gunter Scharfenberger, Frankenthal, DE;
Rudolf Wagner, Muellheim, DE;
Christoph Weber, Laudenbach, DE;
Michael Roth, Mainz, DE;
Peter Kritzer, Forst, DE;
Gunter Scharfenberger, Frankenthal, DE;
Rudolf Wagner, Muellheim, DE;
CARL FREUDENBERG KG, Weinheim, DE;
Abstract
A ply includes a fibrous nonwoven web fabric forming a foundational structure, wherein the foundational structure includes fibers forming first pores and is partially filled with particles, wherein the particles at least partially fill the first pores so as to form regions filled with particles, wherein the particles in the filled regions form second pores, and wherein an average diameter of the particles is greater than an average pore size of more than 50% of the second pores.