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. 24, 2015
Filed:
Jun. 01, 2010
Michael Helmer, Frankfurt am Main, DE;
Christoph Eissengarthen, Dexheim, DE;
Winfried Huthmacher, Hattersheim, DE;
Carsten Mosebach, Mainz, DE;
Leo Zeimetz, Büttelborn, DE;
Michael Helmer, Frankfurt am Main, DE;
Christoph Eissengarthen, Dexheim, DE;
Winfried Huthmacher, Hattersheim, DE;
Carsten Mosebach, Mainz, DE;
Leo Zeimetz, Büttelborn, DE;
Sanofi-Aventis Deutschland GmbH, Frankfurt am Main, DE;
Abstract
Various embodiments of piston rod assemblies, drug delivery devices making use of such piston rod assemblies, and methods for assembling such piston rod assemblies and drug delivery devices are provided. In one embodiment, a piston rod assembly for a drug delivery device is provided, wherein the piston rod assembly is configured to engage a piston of a medicament cartridge. The piston rod assembly comprises (i) a piston rod, (ii) at least one adjusting member displaceably engaged with a distal end section of the piston rod, wherein the at least one adjusting member is displaceable along a long axis of the piston rod, and (iii) at least one interlock member configured to mutually lock the at least one adjusting member and the piston rod in an arbitrary relative axial position.