AU2011234479A1 — Piston rod assembly for a drug delivery device
Assigned to Sanofi Aventis Deutschland GmbH · Expires 2012-10-18 · 14y expired
What this patent protects
The present invention relates to a piston rod assembly for a drug delivery device, comprising: a piston rod (200) adapted to be operably engaged with a piston (155) of a cartridge (153) containing a medicament, at least one adjusting member (202) displaceably disposed at the pist…
USPTO Abstract
The present invention relates to a piston rod assembly for a drug delivery device, comprising: a piston rod (200) adapted to be operably engaged with a piston (155) of a cartridge (153) containing a medicament, at least one adjusting member (202) displaceably disposed at the piston rod (200) with respect to the piston rod's (200) long axis, and being interconnected with a distal end section (206) of the piston rod (200), and - at least one interlock means (216) adapted to interact with the adjusting member (202) and/or with the piston rod (200) for mutually locking in position the adjusting member (202) and the piston rod (200) in an arbitrary relative position in order to compensate for tolerances of manufacture and/or of assembly.
Drugs covered by this patent
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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