JP Patent

JP3278192B2 — 徐放性液剤

Assigned to Rohto Pharmaceutical Co Ltd · Expires 2002-04-30 · 24y expired

What this patent protects

Patent listed against methylphenidate-hydrochloride.

Drugs covered by this patent

methylphenidate-hydrochloride (METHYLPHENIDATE HYDROCHLORIDE)

Patent Metadata

Patent number: JP3278192B2
Jurisdiction: JP
Classification: —
Expires: 2002-04-30
Drug substance claim: No
Drug product claim: No
Assignee: Rohto Pharmaceutical Co 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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