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:
Sep. 15, 2026

Filed:

Nov. 01, 2021
Applicant:

Amgen Inc., Thousand Oaks, CA (US);

Inventors:

Carsten Bech, Thousand Oaks, CA (US);

Jakob Halkjaer Pedersen, Frederiksberg, DK;

Joshua Jay Dudman, Copenhagen, DK;

Adrianus Gerardus Verschuren, Frederiksberg, DK;

Chiushun Dan, Thousand Oaks, CA (US);

Assignee:

AMGEN INC., Thousand Oaks, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/20 (2006.01); A61M 5/31 (2006.01); A61M 5/32 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31576 (2013.01); A61M 5/20 (2013.01); A61M 5/3129 (2013.01); A61M 5/3287 (2013.01); A61M 2205/583 (2013.01);
Abstract

A drug delivery device assembly is provided, including an injector housing, a needle assembly, a drive assembly, and a reflective surface. The injector housing may include a body with a proximal end, a distal end, a longitudinal axis extending between the proximal end and the distal end, and at least one window. The needle assembly is at least partially disposed within the body and may include a syringe barrel containing a medicament and a needle or a cannula, wherein at least a portion of the syringe barrel positioned such as to be visible through the at least one window. The drive assembly is at least partially disposed within the body and operably coupled with the needle assembly to urge the medicament through the needle or cannula during an injection sequence. The reflective surface is positioned with respect to the window such as to increase visibility of the syringe barrel.


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