EP Patent

EP4427775A3 — An injection device

Assigned to Sanofi Aventis Deutschland GmbH · Expires 2024-11-20 · 1y expired

What this patent protects

A supplemental device for attachment to an injection device, the supplemental device comprising: a housing (10) containing magnetic sensors, each of the magnetic sensors being configured to change state based on a sensed magnetic field when a rotatable surface of the injection d…

USPTO Abstract

A supplemental device for attachment to an injection device, the supplemental device comprising: a housing (10) containing magnetic sensors, each of the magnetic sensors being configured to change state based on a sensed magnetic field when a rotatable surface of the injection device moves rotationally and axially with respect to a housing of the injection device; and a processor arrangement configured to: detect the change in the state of each of the magnetic sensors; and determine a number of dosage units from the detected change in state of each of the magnetic sensors.

Drugs covered by this patent

Patent Metadata

Patent number
EP4427775A3
Jurisdiction
EP
Classification
Expires
2024-11-20
Drug substance claim
No
Drug product claim
No
Assignee
Sanofi Aventis Deutschland GmbH
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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