EP Patent

EP0236140A2 — Carbostyril derivatives and salts thereof and anti-arrhythmic agents containing the carbostyril derivatives

Assigned to Otsuka Pharmaceutical Co Ltd · Expires 1987-09-09 · 39y expired

What this patent protects

Carbostyril derivatives or salt thereof, including novel compounds, having activities for curing and/or improving arrhythmia. Some carbostyril devitavies having similar chemical structural formula to those of carbostyril derivatives of the present invention are known in the…

USPTO Abstract

Carbostyril derivatives or salt thereof, including novel compounds, having activities for curing and/or improving arrhythmia. Some carbostyril devitavies having similar chemical structural formula to those of carbostyril derivatives of the present invention are known in the prior art references, however, above-mentioned parmacological activities have not been known yet.

Drugs covered by this patent

Patent Metadata

Patent number
EP0236140A2
Jurisdiction
EP
Classification
—
Expires
1987-09-09
Drug substance claim
No
Drug product claim
No
Assignee
Otsuka 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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