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:
Apr. 14, 2020
Filed:
Jun. 25, 2015
Sanofi-aventis Deutschland Gmbh, Frankfurt am Main, DE;
Tobias Stever, Frankfurt am Main, DE;
Ngoc-Jane Lam, Frankfurt am Main, DE;
Ulrik Jakobi, Frankfurt am Main, DE;
Sanofi-Aventis Deutschland GMBH, Frankfurt am Main, DE;
Abstract
A drug delivery device () is provided comprising a housing (), a cartridge holder () which is adapted and arranged for receiving a cartridge () for holding a plurality of doses of a drug (), wherein the cartridge holder () is removable from the housing () to enable an exchange of the cartridge (), a piston rod () adapted and arranged to be moved from an initial position towards an end position for dispensing a dose of drug () from the device () and to be moved from the end position back towards the initial position to perform a reset operation of the device (), and at least one resilient member (). The at least one resilient member () is in direct mechanical contact with the piston rod () and the resilient member () is adapted and arranged to prevent an unintentional movement of the piston rod () towards the initial position due to mechanical cooperation with the piston rod ().