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. 21, 2017
Filed:
May. 28, 2013
Applicant:
Sanofi-aventis Deutschland Gmbh, Frankfurt am Main, DE;
Inventors:
Christopher James Smith, Cheshire, GB;
Stephen David Butler, South Staffordshire, GB;
Mark Phillip Horlock, Cheshire, GB;
Assignee:
SANOFI-AVENTIS DEUTSCHLAND GMBH, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/00 (2006.01); A61M 5/315 (2006.01); A61M 5/20 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31511 (2013.01); A61M 5/20 (2013.01); A61M 5/31515 (2013.01); A61M 5/31543 (2013.01); A61M 2205/19 (2013.01);
Abstract
A piston rod for a drug delivery device comprises a main body and an engagement means for engaging the piston rod with a part of the drug delivery device. The engagement means are retractable relatively the main body for enabling a disengagement of the engagement means from the part of the drug delivery device.