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. 03, 2026
Filed:
Jul. 26, 2023
Applicant:
Carl Freudenberg KG, Weinheim, DE;
Inventor:
Volker Haendler, Hopkinsville, KY (US);
Assignee:
Carl Freudenberg KG, Weinheim, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2022.01); B01D 46/44 (2006.01); B01D 46/52 (2006.01);
U.S. Cl.
CPC ...
B01D 46/0086 (2013.01); B01D 46/0002 (2013.01); B01D 46/446 (2013.01); B01D 46/521 (2013.01);
Abstract
An air filter is provided with a built-in air pressure sensor that enables pressure drop measurement of the filter when installed. The air filter includes a frame structure and a filter media disposed in the frame structure and forming a plurality of V-banks or pockets. A static pressure tip mounted to extend upstream within one of the plurality of V-banks or pockets.
Haendler, Volker. (2026). Air filter with integrated l-shaped pressure probe (U.S. Patent No. 12539483). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12539483
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile