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. 09, 2021
Filed:
Jul. 12, 2017
Applicant:
Sanofi-aventis Deutschland Gmbh, Frankfurt am Main, DE;
Inventors:
Marc Schader, Frankfurt am Main, DE;
Winfried Huthmacher, Frankfurt, DE;
Assignee:
Sanofi-Aventis Deutschland GMBH, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/32 (2006.01);
U.S. Cl.
CPC ...
A61M 5/3157 (2013.01); A61M 5/31511 (2013.01); A61M 5/3287 (2013.01); A61M 5/3204 (2013.01); A61M 5/326 (2013.01); A61M 2205/43 (2013.01); A61M 2205/581 (2013.01);
Abstract
The present disclosure relates to a feedback mechanism for a drug delivery device, the feedback mechanism comprising a bushing, the bushing comprising a central aperture adapted to accommodate a piston rod, wherein one or more resilient flaps are provided on the bushing, the flaps extending into the central aperture to allow them to engage one or more transversal ribs on the piston rod.