US Patent

US9132239 — Dial-down mechanism for wind-up pen

Formulation · Assigned to Novo Nordisk AS · Expires 2032-02-01 · 6y remaining

Vulnerability score 39/100 Strong — defensible against typical IPR challenges

What this patent protects

This patent protects a dial-down mechanism for an injection device that assists in injecting a dose of medicament.

USPTO Abstract

The present invention relates to a dial-down mechanism for an injection device comprising a torsion spring for assisting injection of a dose of medicament from the injection device, the dial-down mechanism comprising a ratchet arm ( 21 ) engaging a ring element ( 10 ) and a reset element ( 30 ) which acts on a knob located on the periphery of the ratchet arm ( 21 ) to move the ratchet arm ( 21 ) out of engagement with the ring element ( 10 ) in order to allow the set dose to be reduced.

Drugs covered by this patent

Patent Metadata

Patent number
US9132239
Jurisdiction
US
Classification
Formulation
Expires
2032-02-01
Drug substance claim
No
Drug product claim
Yes
Assignee
Novo Nordisk AS
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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