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:
Mar. 30, 2021
Filed:
Aug. 28, 2017
3m Innovative Properties Company, St. Paul, MN (US);
Rajeev Dhiman, Pleasanton, CA (US);
Justin M. Mazzoni, Cheshire, CT (US);
Michael E. Griffin, Maplewood, MN (US);
Hemang Patel, Middletown, CT (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
A UV treatment cartridge having an exterior housing and a UV treatment module located inside of the exterior housing. The UV treatment module having a UVLED array for UV treatment of a fluid passing through the UV treatment module. An internal annular space between the exterior sidewall and the module sidewall forms an entry flow path to the UV treatment module thereby substantially balancing fluid pressure acting on the inside of the module sidewall and acting on the outside of the module sidewall.