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. 17, 2026
Filed:
Apr. 14, 2020
Invox Belgium NV, Diepenbeek, BE;
Frank Bartels, Hattingen, DE;
Juergen Rawert, Cologne, DE;
INVOX BELGIUM NV, Diepenbeek, BE;
Abstract
A valve for an inhalation device for generation of an aerosol of a medically active liquid may include: a housing, inside this housing a reservoir for storing medically active liquid, downstream from this reservoir a pumping unit for generation of a pressure connected to a means for the delivery of mechanical energy to said pumping unit, and downstream said pumping unit a nozzle; wherein the pumping unit includes a hollow cylindrical part and a piston, the cylindrical part having an interior space configured to receive an end portion of said piston, wherein said cylindrical part and said piston are linearly moveable relative to one another such as to form a pumping chamber having a variable volume.