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:
Aug. 11, 2026
Filed:
Apr. 10, 2020
Amgen Inc., Thousand Oaks, CA (US);
Azita Rahbari, Westlake Village, CA (US);
Sunitha Dasoju, Ventura, CA (US);
Angelo Tosarini, Milan, IT;
Antonio Antonini, Milan, IT;
Julian Jazayeri, Woodland Hills, CA (US);
Harpreet Sachar, Newbury Park, CA (US);
Andrew Coles, Thousand Oaks, CA (US);
Desheng Yin, Thousand Oaks, CA (US);
Alireza Ashani, Woodland Hills, CA (US);
AMGEN INC., Thousand Oaks, CA (US);
Abstract
A cassette for a drug delivery device is described that includes a sleeve, a syringe having a barrel disposed in the sleeve, and a plunger-stopper slidably disposed within the barrel. An end cap is adapted to couple to the sleeve to secure the syringe in the sleeve. The cassette further includes a spacer that is sized to be slidably moved within the barrel and the spacer is disposed distal to the plunger-stopper to be engaged by a plunger rod to slide within the barrel and engage the plunger-stopper. In some forms, the spacer can be coupled to the end cap.