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:
Sep. 22, 2009
Filed:
Oct. 07, 2004
Applicant:
Christopher M. Johnson, Golden Valley, MN (US);
Inventor:
Christopher M. Johnson, Golden Valley, MN (US);
Assignee:
Donaldson Company, Inc., Minneapolis, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/04 (2006.01); G11B 33/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filter including a base portion along with a flange extending from the base and a top surface plus a bottom surface is disclosed. The filter also includes an outlet. During use the filter is placed within an electronic enclosure, generally with the bottom surface in contact with the wall of the enclosure. The wall of the enclosure has an inlet through which gases can travel into the interior of the filter, and then eventually leaving the filter by way of the outlet, which is within the interior of the electronic enclosure.