EP Patent

EP0319906A3 — Novel quinoline derivatives, processes for preparation thereof and antibacterial agent containing them

Assigned to Sumitomo Pharma Co Ltd · Expires 1990-05-02 · 36y expired

What this patent protects

1-Substituted-6-fluoro-5-methyl-7-(piperazinyl or pyrrolidinyl)-1,4-dihydro-4-oxoquinoline-3-carboxylic acids (I) and processes for preparation thereof. The acids are used for treatment of a bacterial infectious desease.

USPTO Abstract

1-Substituted-6-fluoro-5-methyl-7-(piperazinyl or pyrrolidinyl)-1,4-dihydro-4-oxoquinoline-3-carboxylic acids (I) and processes for preparation thereof. The acids are used for treatment of a bacterial infectious desease.

Drugs covered by this patent

Patent Metadata

Patent number
EP0319906A3
Jurisdiction
EP
Classification
—
Expires
1990-05-02
Drug substance claim
No
Drug product claim
No
Assignee
Sumitomo Pharma 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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