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.

Date of Patent:
Feb. 24, 2026

Filed:

Sep. 30, 2022
Applicant:

Ypsomed Ag, Burgdorf, CH;

Inventors:

Lukas Heiniger, Lotzwil, CH;

Jürgen Wittmann, Burgdorf, CH;

Peter Stettler, Ersigen, CH;

Assignee:

Ypsomed AG, Burgdorf, CH;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/20 (2006.01); A61M 5/315 (2006.01); A61M 5/32 (2006.01);
U.S. Cl.
CPC ...
A61M 5/2033 (2013.01); A61M 5/31596 (2013.01); A61M 5/3204 (2013.01); A61M 5/326 (2013.01); A61M 2005/2013 (2013.01);
Abstract

An autoinjector for discharging one or more liquid products includes: a housing containing a multichamber product container, which includes a syringe body and an injection needle rigidly arranged at the distal end of the syringe body. The syringe body includes a first chamber for a first liquid product, a second chamber for a second liquid product, and a bypass for fluidically connecting the first chamber and second chamber. The bypass is formed in or on the syringe body in the form of a curved section protruding radially outwards, and two plungers are arranged in the syringe body in an axially movable manner.


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