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. 02, 2019
Filed:
Feb. 28, 2017
Pari Gmbh Spezialisten Für Effektive Inhalation, Starnberg, DE;
Ulf Krüger, Munich, DE;
PARI GmbH Spezialisten für effektive Inhalation, Starnberg, DE;
Abstract
A valve () for an inhalation device comprising an interior volume that is delimited at least partially by a valve wall (), a permanent opening () as well as a valve functional area (), whereby the valve functional area () is configured to be at least almost closed below an opening pressure difference and to be open above an opening pressure difference such that above the opening pressure difference, a fluid can flow through the permanent opening () into the interior volume and out of the valve functional area (), the valve comprising an inversion protector that is configured to impede or prevent inversion of the valve wall ().