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.

Date of Patent:
Oct. 31, 2017

Filed:

Oct. 09, 2013
Applicant:

Sanofi-aventis Deutschland Gmbh, Frankfurt am Main, DE;

Inventors:

Michael Harms, Oberursel, DE;

Steffen Raab, Buttleborn, DE;

Dominic George Webber, Cambridge, GB;

James Roberts Howarth, Cambridge, GB;

Tevor John Beckett, Cambridge, GB;

Geoffrey Philip Gray, Herts, GB;

John David Cross, Coventry, GB;

Assignee:

Sanofi-Aventis Deutschland GmbH, Frankfurt am Main, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/31 (2006.01); A61M 5/315 (2006.01); A61M 5/24 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31576 (2013.01); A61M 5/24 (2013.01); A61M 5/3155 (2013.01); A61M 5/31511 (2013.01); A61M 5/31533 (2013.01); A61M 5/31535 (2013.01); A61M 5/31541 (2013.01); A61M 5/31543 (2013.01); A61M 5/31551 (2013.01); A61M 5/31583 (2013.01); A61M 5/31585 (2013.01); A61M 5/31593 (2013.01); A61M 5/3146 (2013.01); A61M 5/31558 (2013.01); A61M 5/31575 (2013.01); A61M 2005/2407 (2013.01); A61M 2005/2488 (2013.01); A61M 2202/04 (2013.01); A61M 2205/581 (2013.01); A61M 2205/582 (2013.01); A61M 2207/00 (2013.01);
Abstract

A medication delivery device having a housing having a proximal and a distal end, a medication receptacle designed to be engaged with the distal end of the housing by engagement of a first engagement feature with a second engagement feature and a dosing mechanism. The dosing mechanism includes a piston rod which is rotatable and moveable in a distal direction for medication delivery and a drive device for moving the piston rod in the distal direction for medication delivery. The medication receptacle includes an actuation element that brings a guiding element in a guiding position. The guiding element guides the piston rod for medication delivery. The first engagement feature and the second engagement feature are moveable into engagement by a movement of the medication receptacle which ends in a rotational movement without axial movement of the medication receptacle with respect to the housing.


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