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:
Feb. 13, 2024
Filed:
Mar. 13, 2017
Applicant:
Eurofilters N.v., Overpelt, BE;
Inventors:
Ralf Sauer, Overpelt, BE;
Jan Schultink, Overpelt, BE;
Assignee:
EUROFILTERS N.V., Overpelt, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/14 (2006.01); B01D 39/16 (2006.01); B01D 39/18 (2006.01);
U.S. Cl.
CPC ...
B01D 39/163 (2013.01); A47L 9/14 (2013.01); B01D 39/1615 (2013.01); B01D 39/1646 (2013.01); B01D 39/18 (2013.01); B01D 2239/0283 (2013.01); B01D 2239/06 (2013.01); B01D 2239/065 (2013.01); B01D 2239/0618 (2013.01); B01D 2239/086 (2013.01);
Abstract
The invention provides a vacuum cleaner filter bag comprising a wall of an air-permeable material enclosing an interior and an inlet opening introduced into the wall, wherein the air-permeable material comprises at least one layer of a nonwoven fabric, which comprises powdery and/or fibrous recycled material from the production of textiles, in particular cotton textiles, wherein the at least one layer of the nonwoven fabric comprises powdery and/or fibrous recycled material having a density of 0.005 g/cmto 0.03 g/cm, in particular of 0.007 g/cmto 0.02 g/cm.