EP Patent

EP1129705A1 — Powder formulation for inhalation

Assigned to Rijksuniversiteit Groningen · Expires 2001-09-05 · 25y expired

What this patent protects

The invention relates to a powder formulation for administration by inhalation comprising an active substance and a pharmaceutically acceptable excipient, which composition has the form of a physical mixture and comprises from 5 to 25 wt.% of the excipient, and wherein the active…

USPTO Abstract

The invention relates to a powder formulation for administration by inhalation comprising an active substance and a pharmaceutically acceptable excipient, which composition has the form of a physical mixture and comprises from 5 to 25 wt.% of the excipient, and wherein the active substance has a particle size distribution of from 0.5 to 10 µm, and wherein the excipient has a particle size distribution of from 15 to 500 µm.

Drugs covered by this patent

Patent Metadata

Patent number
EP1129705A1
Jurisdiction
EP
Classification
—
Expires
2001-09-05
Drug substance claim
No
Drug product claim
No
Assignee
Rijksuniversiteit Groningen
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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