US Patent

US8292129 — Dispensing device

Formulation · Assigned to Ing Erich Pfeiffer GmbH · Expires 2031-02-25 · 5y remaining

Vulnerability score 48/100 Strong — defensible against typical IPR challenges

What this patent protects

This patent protects a dispensing device for liquid media with a housing, reservoir, and cap that protects the outlet opening and closes the inlet opening in a gas-tight manner.

USPTO Abstract

A dispensing device for liquid media having a housing, a medium reservoir, an outlet opening for dispensing the medium and an inlet opening for intake of air for the purpose of volume equalization in the medium reservoir, wherein a cap is provided that is fittable onto the housing and protects the outlet opening when in the fitted state. The cap closes the inlet opening in gas-tight manner from an environment on the one hand and from the outlet opening on the other hand.

Drugs covered by this patent

Patent Metadata

Patent number
US8292129
Jurisdiction
US
Classification
Formulation
Expires
2031-02-25
Drug substance claim
No
Drug product claim
Yes
Assignee
Ing Erich Pfeiffer GmbH
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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