JP Patent

JP3197221B2 — 吸収性が改善された粉末状経鼻投与組成物

Assigned to Teijin Ltd · Expires 2001-08-13 · 25y expired

What this patent protects

Patent listed against dihydroergotamine-mesylate.

Drugs covered by this patent

dihydroergotamine-mesylate (DIHYDROERGOTAMINE MESYLATE)

Patent Metadata

Patent number: JP3197221B2
Jurisdiction: JP
Classification: —
Expires: 2001-08-13
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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