CA Patent

CA2589453C — Pharmaceutical formulations

Assigned to Vectura Ltd · Expires 2014-08-12 · 12y expired

What this patent protects

A pharmaceutical formulation for delivery in aerosol or spray form, comprising a liquefied propellant gas, a solid particulate pharmaceutically active agent and a dispersing agent, wherein the dispersing agent is fused to the surface of particles of the pharmaceutically active ag…

USPTO Abstract

A pharmaceutical formulation for delivery in aerosol or spray form, comprising a liquefied propellant gas, a solid particulate pharmaceutically active agent and a dispersing agent, wherein the dispersing agent is fused to the surface of particles of the pharmaceutically active agent.

Drugs covered by this patent

Patent Metadata

Patent number
CA2589453C
Jurisdiction
CA
Classification
—
Expires
2014-08-12
Drug substance claim
No
Drug product claim
No
Assignee
Vectura Ltd
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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.