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:
Apr. 05, 2011
Filed:
Feb. 15, 2006
Klemens Dworatzek, Edingen, DE;
Ralf Bauder, Ketsch, DE;
Karlheinz Muenkel, Oberderdingen-Flehingen, DE;
Duc Cuong Nguyen, Laatzen, DE;
Klemens Dworatzek, Edingen, DE;
Ralf Bauder, Ketsch, DE;
Karlheinz Muenkel, Oberderdingen-Flehingen, DE;
Duc Cuong Nguyen, Laatzen, DE;
Mann+Hummel GmbH, Ludwigsburg, DE;
Abstract
A filter system for a fluid having a cup-shaped housing releasably connected to a connecting head and a filter element arranged in the housing, in which the releasable connection is formed by at least one connecting element formed on the connecting head which engages a connecting element formed by a part of the filter element in combination with a part of the cup-shaped housing such that the connection between the housing and the receiving head can only be produced if a proper filter element is installed in the housing.