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. 15, 2022
Filed:
Jan. 04, 2019
Applicant:
Sanofi-aventis Deutschland Gmbh, Frankfurt am Main, DE;
Inventor:
Uwe Dasbach, Frankfurt am Main, DE;
Assignee:
Sanofi-Aventis Deutschland GMBH, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/20 (2006.01); A61M 5/32 (2006.01); A61M 5/315 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31513 (2013.01); A61M 5/2033 (2013.01); A61M 5/3158 (2013.01); A61M 5/3204 (2013.01); A61M 5/3157 (2013.01); A61M 5/31511 (2013.01); A61M 5/31568 (2013.01); A61M 2005/31518 (2013.01);
Abstract
A medicament delivery device includes a case, a first plunger, a second plunger arranged telescopically with the first plunger, a first drive spring biasing the second plunger relative to the case, and a second drive spring biasing the first plunger relative to the second plunger.