Patent · US Active

Drug delivery device with audible indicator spring

US10888669B2 · kind B2 · utility

0Cited by

0References

22Claims

0Family size

Assignee

Sanofi-Aventis Deutschland GMBH · DE

Inventors

Carsten Mosebach · Frankfurt am Main, DE
Thomas Mark Kemp · Ashwell, GB

Key dates

Filing date	Jun 2, 2016
Grant date	Jan 12, 2021
Priority date	—
Expiry date	Jul 26, 2036

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2205/582
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A drug delivery device comprising a case adapted to hold a medicament container, a plunger disposed within the case and slidable from a proximal position into a distal position for delivering a medicament from the medicament container, an audible indicator that is arranged within a case pocket lateral to the plunger and that is in operative connection with the plunger, the audible indicator comprises at least one indicator spring and at least one locking element. The indicator spring is biased by the locking element, and the indicator spring relaxes due to a release of the locking element by a movement of the plunger.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.