EP2452712A1 — Drive mechanism for a drug delivery device and drug delivery device
Assigned to Sanofi Aventis Deutschland GmbH · Expires 2012-05-16 · 14y expired
What this patent protects
A drive sleeve (11) is arranged within a body (1) and coupled with a dose member (12) by means of threads (15, 16). Stop means (13, 14) inhibit a shift of the drive sleeve while allowing a rotation of the drive sleeve. A clutch (19) is provided to lock the dose member rotationall…
USPTO Abstract
A drive sleeve (11) is arranged within a body (1) and coupled with a dose member (12) by means of threads (15, 16). Stop means (13, 14) inhibit a shift of the drive sleeve while allowing a rotation of the drive sleeve. A clutch (19) is provided to lock the dose member rotationally to the body in a releasable manner when a force is exerted on the dose member in the distal direction, the clutch permitting a movement of the dose member in the distal direction with respect to the body.
Drugs covered by this patent
- Ozempic (semaglutide) · Novo Nordisk
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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