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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 10226582 B1

PDFFull Text
Date of Patent:
Mar. 12, 2019

Filed:

Jul. 01, 2015

Drug delivery device

Applicant:

Sanofi, Paris, FR;

Inventors:

William Marsh, Buckinghamshire, GB;

Anthony Paul Morris, Coventry West Midlands, GB;

Joseph Butler, Rugby, GB;

Matthew Jones, Warwick, GB;

Samuel Keir Steel, Warwickshire, GB;

Richard James Vincent Avery, Gloucestershire, GB;

Assignee:

Sanofi, Paris, FR;

Attorney:

Fish & Richardson P.C.

Primary Examiner:

Deanna K Hall

Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/20 (2006.01); A61M 5/31 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31585 (2013.01); A61M 5/20 (2013.01); A61M 5/3155 (2013.01); A61M 5/3157 (2013.01); A61M 5/31515 (2013.01); A61M 5/31541 (2013.01); A61M 5/31553 (2013.01); A61M 5/31583 (2013.01); A61M 5/3146 (2013.01); A61M 5/31511 (2013.01); A61M 2005/3126 (2013.01); A61M 2205/581 (2013.01); A61M 2205/582 (2013.01);
Abstract

The present disclosure is generally directed to a drug delivery device for selecting and dispensing a number of user variable doses of a medicament comprising a clicker arrangement. The device comprises a housing (), a dose selector () operable to set a dose by rotation relative to the housing (), a number sleeve () coupled to the dose selector () and arranged within the housing () such that at least a portion of the number sleeve () is visible through a first aperture () in the housing (), a piston rod () coupled to the housing () and to a drive sleeve () such that rotation of the drive sleeve () relative to the housing () causes the piston rod () to translate relative to the housing (), a clutch () arranged between the number sleeve () and the drive sleeve (), and a dispense clicker comprising a flexible arm () and a toothed profile (). The device further comprises a button () operable to effect dose dispensing. The clutch comprises a separate clutch element () which is permanently rotationally constrained to the number sleeve (). The flexible arm () is provided on the clutch element () and the toothed profile () is provided on the button ().

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