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.

Date of Patent:
Apr. 14, 2026

Filed:

Mar. 15, 2019
Applicant:

Sanofi, Paris, FR;

Inventors:

Andrew Gordon Wallace, Warwick, GB;

Andrew Mark Lindsay, Warwick, GB;

Georgina Millington, Warwick, GB;

Matthew Meredith Jones, Warwick, GB;

William Geoffrey Arthur Marsh, Warwick, GB;

Anthony Paul Morris, Warwick, GB;

Assignee:

Sanofi, Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); A61M 5/20 (2006.01); A61M 5/28 (2006.01); A61M 5/31 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31536 (2013.01); A61M 5/2033 (2013.01); A61M 5/281 (2013.01); A61M 5/31551 (2013.01); A61M 5/31585 (2013.01); A61M 2005/3126 (2013.01);
Abstract

An injection device for expelling a number of preset or user-selectable doses of a medicament. The injection device includes: an elongated housing extending along a longitudinal axis, and a rotatable member and a counterpart member each comprising a first mechanical code and a second mechanical code, respectively. For setting a dose, the rotatable member is rotatable relative to the housing and relative to the counterpart member. During the setting of the dose, the rotatable member is constrained along the longitudinal axis relative to the housing or relative to the counterpart member. For expelling a dose, one of the rotatable member and the counterpart member is displaceable along the longitudinal axis into an expelling position relative to the other one of the rotatable member and the counterpart member only when the first mechanical code is aligned with the second mechanical code.


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