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:
Jul. 24, 2012
Filed:
Mar. 17, 2004
Kevin J. Schrage, Spring Valley, MN (US);
Eugene Lensing, Spillville, IA (US);
Donald Raymond Mork, Lime Springs, IA (US);
Troy Murphy, Cresco, IA (US);
Jeff S. Rahlf, Elma, IA (US);
Gregory L. Reichter, Bloomington, MN (US);
Daniel T. Risch, Burnsville, MN (US);
Kevin J. Schrage, Spring Valley, MN (US);
Eugene Lensing, Spillville, IA (US);
Donald Raymond Mork, Lime Springs, IA (US);
Troy Murphy, Cresco, IA (US);
Jeff S. Rahlf, Elma, IA (US);
Gregory L. Reichter, Bloomington, MN (US);
Daniel T. Risch, Burnsville, MN (US);
Donaldson Company, Inc., Minneapolis, MN (US);
Abstract
Approaches to providing z-filter media constructions are provided. Preferred corrugated media, filter constructions having such corrugated media, and filter systems using such filter constructions are provided. Also, preferred methods of forming filter constructions are provided.