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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.:

US 11291774 B1

PDFFull Text
Date of Patent:
Apr. 05, 2022

Filed:

Apr. 08, 2014

Drive mechanism for a drug delivery device

Applicant:

Sanofi, Paris, FR;

Inventors:

Stefan Bayer, Würselen, DE;

Daniel Berning, Baesweiler, DE;

Philippe Blank, Düsseldorf, DE;

Wolfgang Pelzer, Kreuzau, DE;

Björn Wilden, Simmerath, DE;

Assignee:

Sanofi, Paris, FR;

Attorney:

Fish & Richardson P.C.

Primary Examiner:

Bhisma Mehta

Assistant Examiner:

William R Frehe

Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/20 (2006.01); A61M 5/31 (2006.01);
U.S. Cl.
CPC ...
A61M 5/3155 (2013.01); A61M 5/315 (2013.01); A61M 5/31528 (2013.01); A61M 5/31583 (2013.01); A61M 5/31533 (2013.01); A61M 2005/2026 (2013.01); A61M 2005/314 (2013.01); A61M 2005/3152 (2013.01);
Abstract

The present invention relates to a drive mechanism of a drug delivery device for setting and dispensing of a dose of a medicament, the mechanism comprising: a housing (), a piston rod () to operably engage with a piston () of a cartridge () to displace the piston () in a distal direction (), a rotatable member () arranged on an axially extending axis of rotation () in the housing (), said rotatable member () being rotatable in a dose incrementing direction () against the action of a spring element () and being operably engageable with the piston rod () during dose dispensing, a clutch member () comprising at least one radially displaceable clutch element () to engage with a rim () of the rotatable member () with variably adjustable strength.

Find Patent Forward Citations

Bayer, Stefan. (2022). Drive mechanism for a drug delivery device (U.S. Patent No. 11291774). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11291774

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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