JP Patent

JP4555415B2 — 含窒素複素環化合物で構成された触媒、及びこの触媒を用いた有機化合物の製造法

Assigned to Daicel Corp · Expires 2010-09-29 · 16y expired

What this patent protects

Patent listed against metformin-hydrochloride.

Drugs covered by this patent

metformin-hydrochloride (METFORMIN HYDROCHLORIDE)

Patent Metadata

Patent number: JP4555415B2
Jurisdiction: JP
Classification: —
Expires: 2010-09-29
Drug substance claim: No
Drug product claim: No
Assignee: Daicel Corp
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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