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. 17, 2013
Filed:
Dec. 16, 2008
Applicants:
Brian Mandt, Shakopee, MN (US);
Brent A. Gulsvig, Faribault, MN (US);
John R. Hacker, Edina, MN (US);
Inventors:
Brian Mandt, Shakopee, MN (US);
Brent A. Gulsvig, Faribault, MN (US);
John R. Hacker, Edina, MN (US);
Assignee:
Donaldson Company, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 35/30 (2006.01); B01D 35/157 (2006.01); B01D 35/147 (2006.01); B01D 27/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Liquid filter arrangements are described and shown. The arrangements generally include a filter head, a seal adaptor, and a filter member comprising a shell enclosing a cartridge. Unique features for interface between the filter cartridge and the filter head are provided. Also provided are unique filter head features and cartridge features.