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. 29, 2025
Filed:
Sep. 05, 2019
3m Innovative Properties Company, St. Paul, MN (US);
Hannah L. Stoughton, Afton, MN (US);
Tommie W. Kelley, Shoreview, MN (US);
Windy A. Santa Cruz, Minneapolis, MN (US);
Matthew W. Gorrell, South St. Paul, MN (US);
John B. Stender, St. Paul, MN (US);
Christine L. McCool, St. Paul, MN (US);
Michael L. Elam, Woodland Hills, CA (US);
Michael S. Schuffert, Chatsworth, CA (US);
Jackson H. Hedden, Hoover, AL (US);
Frank Tyneski, Austin, TX (US);
John M. Vernon, Malibu, CA (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Filter assemblies are disclosed. In particular, filter assemblies including a filter media and an overlay portion covering the filter media are disclosed. Such filter assemblies may provide both acceptable filtering capacity and cleanable visible front surfaces.