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. 22, 2025
Filed:
Sep. 10, 2020
3m Innovative Properties Company, St. Paul, MN (US);
John P. Baetzold, North St. Paul, MN (US);
Phillip E. Tuma, Faribault, MN (US);
Margaret M. Vogel-Martin, Forest Lake, MN (US);
Bamidele O. Fayemi, Cottage Grove, MN (US);
Ronald D. Jesme, Plymouth, MN (US);
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Abstract
A filtration system for a tank includes a filter housing, at least a portion of which is disposed in a tank and in fluidic communication with a dielectric fluid within the tank; at least one filtration element, disposed within the filter housing; and a fluid pump, at least a portion of which is disposed within the filter housing and immersed in the dielectric fluid, the fluid pump in fluidic communication with the at least one filtration element.