EP0450905A1 — Dose indicating injection pen
Assigned to Eli Lilly and Co · Expires 1991-10-09 · 35y expired
What this patent protects
Two embodiments of a multi-dose syringe both include structure for indicating the selected amount of liquid to be injected. A first element and a second element coupled respectively to the syringe housing (24) and the plunger rod (50) are adapted for calibrated movement with resp…
USPTO Abstract
Two embodiments of a multi-dose syringe both include structure for indicating the selected amount of liquid to be injected. A first element and a second element coupled respectively to the syringe housing (24) and the plunger rod (50) are adapted for calibrated movement with respect to each other, one of the first and second elements includes an outer portion having dose-indicating scale (66) thereon, and another of the first and second elements surrounding said outer portion includes a window (62) through which only a segment of the dose-indicating scale on said portion is visible, the visible portion indicating the amount of liquid selected for injection.
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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