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. 26, 2023

Filed:

Jan. 17, 2019
Applicant:

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

Inventors:

Sudeshna Dutta Ray, Thousand Oaks, CA (US);

Scott R. Gibson, Granada Hills, CA (US);

Daniel Eduardo Groszmann, Belmont, MA (US);

Mehran Mojarrad, Thousand Oaks, CA (US);

Robert Allen Dees, San Diego, CA (US);

Jonathan Dean Johnson, San Marcos, CA (US);

Antonio S. Murcia, Oceanside, CA (US);

Assignee:

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

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/20 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31511 (2013.01); A61M 5/2033 (2013.01); A61M 5/31583 (2013.01);
Abstract

A flexible plunger rod, drug delivery mechanism, drug delivery device, and methods are described that utilize the flexible plunger rod perform drug delivery operations. In embodiments, the flexible plunger rod can be stored in a curved configuration to thereby reduce a footprint of the drug delivery mechanism and device.


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