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:
Jun. 30, 2026

Filed:

Feb. 07, 2022
Applicant:

Sanofi, Paris, FR;

Inventors:

Tom Alexander Earwalker, Warwick, GB;

Adam Moyo Harvey-Cook, Billericay, GB;

Matthew Francis Hobson, Warwick, GB;

Oliver Charles Gazeley, Basel, CH;

Assignee:

Sanofi, Paris, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 5/315 (2006.01); G16H 20/17 (2018.01);
U.S. Cl.
CPC ...
A61M 5/3155 (2013.01); G16H 20/17 (2018.01); A61M 2205/3306 (2013.01); A61M 2205/50 (2013.01); A61M 2205/8212 (2013.01);
Abstract

A dose counting system of an injection device or of a module configured to be used with or applied to an injection device is described. The dose counting system includes a sensor arrangement including a first sensor configured to output a first signal and a second sensor configured to output a second signal; and a processor configured to: detect a peak in the first signal when the first signal has increased by at least a predefined up threshold and the first signal exceeds the value of the second signal by more than a predetermined crossover threshold; determine that a unit of medicament has been administered when the first signal drops from the peak by more than a predefined down threshold and the preceding peak occurred in the second signal; and determine a medicament dosage administered by the injection device by counting the administered units of medicament.


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Earwalker, Tom. (2026). Dose counting system (U.S. Patent No. 12667670). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12667670

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