EP0897728A1 — Medication delivery pen
Assigned to Becton Dickinson and Co · Expires 1999-02-24 · 27y expired
What this patent protects
An improved medication delivery pen (10) is provided for injecting fluids such as insulin within body tissue. The medication delivery pen (10) includes a mechanism that prevents the removal of a cartridge retainer (18) unless an injector button (24) on the medication pen (10) is …
USPTO Abstract
An improved medication delivery pen (10) is provided for injecting fluids such as insulin within body tissue. The medication delivery pen (10) includes a mechanism that prevents the removal of a cartridge retainer (18) unless an injector button (24) on the medication pen (10) is in a predefined position, a bayonet attachment and an improved clutch assembly in a dose setting mechanism that provides improved control over the torque necessary to rotate a units counter ring in the medication delivery pen (10) using a dose setting knob (12).
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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