Patent · US Active

Autoinjector

US9468719B2 · kind B2 · utility

0Cited by

0References

16Claims

0Family size

Assignee

Sanofi-Aventis Deutschland GMBH · DE

Inventors

Stephan Müller-Pathle · Frankfurt am Main, DE
Philippe Nzike · Frankfurt am Main, DE
Axel Roth · Frankfurt am Main, DE

Key dates

Filing date	Oct 11, 2012
Grant date	Oct 18, 2016
Priority date	—
Expiry date	Mar 30, 2033

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2005/208
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

Described is an autoinjector comprising a spring holder, a guide cylinder releasably coupled to the spring holder, a drive assembly releasably coupled to the spring holder, a drive spring adapted to apply a force on the drive assembly, and a penetration spring adapted to apply a force on the guide cylinder. The guide cylinder is adapted to accommodate a syringe having a plunger. The drive assembly is coupled to the guide cylinder and adapted to engage the plunger.

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