EP Patent

EP1025859A1 — Powdery pernasal compositions

Assigned to Teijin Ltd · Expires 2000-08-09 · 26y expired

What this patent protects

Powdery pernasal compositions containing a drug and colloidal cellulose. These compositions are excellent in drug absorbability.

USPTO Abstract

Powdery pernasal compositions containing a drug and colloidal cellulose. These compositions are excellent in drug absorbability.

Drugs covered by this patent

dihydroergotamine-mesylate (DIHYDROERGOTAMINE MESYLATE)

Patent Metadata

Patent number: EP1025859A1
Jurisdiction: EP
Classification: —
Expires: 2000-08-09
Drug substance claim: No
Drug product claim: No
Assignee: Teijin 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.

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