AU Patent

AU778510B2 — 2-oxo-1-pyrrolidine derivatives, process for preparing them and their uses

Assigned to UCB Farchim SA · Expires 2004-12-09 · 21y expired

What this patent protects

The invention concerns 2-oxo-1-pyrrolidine derivatives of general formula (B. geometrical isomers, enantiomers, diastereoisomers, mixtures of each of these and pharmaceutically acceptable salts thereof. whereinR<sup>1</sup> is methyl,R<sup>2</sup> and R&lt…

USPTO Abstract

The invention concerns 2-oxo-1-pyrrolidine derivatives of general formula (B. geometrical isomers, enantiomers, diastereoisomers, mixtures of each of these and pharmaceutically acceptable salts thereof. whereinR<sup>1</sup> is methyl,R<sup>2</sup> and R<sup>4</sup> are hydrogen.R<sup>3</sup> is alkyl or haloalkenyl, andX is -COOH. -COOMe or -COOEt.

Drugs covered by this patent

Patent Metadata

Patent number
AU778510B2
Jurisdiction
AU
Classification
—
Expires
2004-12-09
Drug substance claim
No
Drug product claim
No
Assignee
UCB Farchim SA
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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