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:
Mar. 08, 2022
Filed:
Jun. 15, 2019
Applicant:
Mann+hummel Gmbh, Ludwigsburg, DE;
Inventors:
Jens Neumann, Stuttgart, DE;
Heiko Brosi, Oberstenfeld, DE;
Assignee:
MANN+HUMMEL GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 39/18 (2006.01); B01D 39/16 (2006.01);
U.S. Cl.
CPC ...
B01D 39/1623 (2013.01); B01D 39/18 (2013.01); B01D 2239/025 (2013.01); B01D 2239/0668 (2013.01); B01D 2239/10 (2013.01); B01D 2239/1233 (2013.01);
Abstract
A filter medium has a substrate layer and a nanofiber layer arranged on the substrate layer. Adhesive fibers are laid onto the nanofiber layer and connect the nanofiber layer with the substrate layer. The nanofiber layer is located between the substrate layer and the adhesive fibers.