CA Patent

CA2448425A1 — Inhalation capsules

Assigned to Boehringer Ingelheim Pharma GmbH and Co KG · Expires 2002-12-12 · 23y expired

What this patent protects

The invention relates to inhalation capsules (Inhalettes) made from specific capsule material with reduced moisture content, containing the active agent tiotropium in the form of a powder preparation and characterised by an improved stability.

USPTO Abstract

The invention relates to inhalation capsules (Inhalettes) made from specific capsule material with reduced moisture content, containing the active agent tiotropium in the form of a powder preparation and characterised by an improved stability.

Drugs covered by this patent

Patent Metadata

Patent number
CA2448425A1
Jurisdiction
CA
Classification
—
Expires
2002-12-12
Drug substance claim
No
Drug product claim
No
Assignee
Boehringer Ingelheim Pharma GmbH and Co KG
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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