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. 05, 2022
Filed:
Nov. 01, 2019
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Fiona E. Menken, Woodbury, MN (US);
Brenda K. Balderas, Woodbury, MN (US);
Dennis M. Glass, Cottage Grove, MN (US);
Michael L. Munson, Maple Grove, MN (US);
Mark A. Sanocki, Vadnais Heights, MN (US);
Assignee:
3M Innovation Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2022.01); B01D 46/10 (2006.01);
U.S. Cl.
CPC ...
B01D 46/0005 (2013.01); B01D 46/10 (2013.01); B01D 2265/06 (2013.01); B01D 2279/50 (2013.01);
Abstract
A framed air filter that includes air filter media and a frame with four frame portions. At least one frame portion includes an inner sidewall and an outer sidewall that meet at a sidewall junction. The sidewall junction extends along a score line that includes at least one cut-scored segment and one crush-scored segment.