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United States

US 12,702,760 B2

Cassette for an autoinjector and related methods

US 12,702,760 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-11. Applicant: AMGEN INC. Its PDF downloads from this page without an account, up to 5 a day.

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Applicant
AMGEN INC.
Inventors
Azita Rahbari; Sunitha Dasoju; Angelo Tosarini; Antonio Antonini; Julian Jazayeri; Harpreet Sachar; Andrew Coles; Desheng Yin; Alireza Ashani
Publication date
2026-08-11
Filing date
2021-09-09
Document type
B2 Granted patent
Also written as
US 12,702,760 B2 · US12702760 · 12702760

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.

The opening of the abstract. The full text is in the PDF.

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Patent office website: United States Patent and Trademark Office (USPTO)

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