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. 21, 2015
Filed:
Mar. 31, 2011
Michael Helmer, Frankfurt am Main, DE;
Christoph Eisengarthen, Dexheim, DE;
Winfried Huthmacher, Frankfurt, DE;
Carsten Mosebach, Mainz, DE;
Leo Zeimetz, Buttelborn, DE;
Michael Helmer, Frankfurt am Main, DE;
Christoph Eisengarthen, Dexheim, DE;
Winfried Huthmacher, Frankfurt, DE;
Carsten Mosebach, Mainz, DE;
Leo Zeimetz, Buttelborn, DE;
SANOFI-AVENTIS DEUTSCHLAND GMBH, Frankfurt am Main, DE;
Abstract
The present invention relates to a piston rod assembly for a drug delivery device, comprising: a piston rod adapted to be operably engaged with a piston of a cartridge containing a medicament, at least one adjusting member displaceably disposed at the piston rod with respect to the piston rod's long axis, and being interconnected with a distal end section of the piston rod, and at least one interlock means adapted to interact with the adjusting member and/or with the piston rod for mutually locking in position the adjusting member and the piston rod in an arbitrary relative position in order to compensate for tolerances of manufacture and/or of assembly.