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:
Jun. 02, 2026
Filed:
May. 01, 2023
Alstom Transport SA, St Ouen sur Seine, FR;
Dominique Bebon, Weyersheim, FR;
Helian Randrianarisoa, Goxwiller, FR;
Alexandre Xolin, Molsheim, FR;
ALSTOM Transport SA, St Ouen sur Seine, FR;
Abstract
An air treatment unit () produced in the form of a cartridge () is provided, which is configured to be positioned on at least part of the air circulation path in ventilation equipment. This treatment unit () has an interior volume () which is associated with at least one input orifice () and at least one output orifice () positioned at the ends of an air circulation path. At least part of the interior surface of the volume () is equipped with at least one light-emission source () with a wavelength of between 100 nm and 400 nm, designed to radiate towards the interior of the volume of the unit () at one section at least of the air circulation path in the interior of the volume of the unit ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile