EP Patent

EP0431519B1 — System for transdermal albuterol administration

Assigned to GD Searle LLC · Expires 1994-06-15 · 32y expired

What this patent protects

A monolayer patch for the transdermal delivery of pharmaceutical drugs. The patch is characterized by having a single mass of elastomer in which the active drug and a percutaneous absorption enhancer are homogeneously dispersed throughout. The patch is especially well suited to d…

USPTO Abstract

A monolayer patch for the transdermal delivery of pharmaceutical drugs. The patch is characterized by having a single mass of elastomer in which the active drug and a percutaneous absorption enhancer are homogeneously dispersed throughout. The patch is especially well suited to delivering the beta2 adrenergic agonist drug albuterol.

Drugs covered by this patent

Patent Metadata

Patent number
EP0431519B1
Jurisdiction
EP
Classification
—
Expires
1994-06-15
Drug substance claim
No
Drug product claim
No
Assignee
GD Searle LLC
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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