EP Patent

EP1577295A1 — Process for preparing 2-oxo-1-pyrrolidine derivatives as intermediates

Assigned to UCB Farchim SA · Expires 2005-09-21 · 21y expired

What this patent protects

The invention concerns a process for preparing unsaturated 2-oxo-1-pyrrolidine useful in methods for the preparation of S-α-ethyl-2-oxo-1-pyrrolidine acetamide.

USPTO Abstract

The invention concerns a process for preparing unsaturated 2-oxo-1-pyrrolidine useful in methods for the preparation of S-α-ethyl-2-oxo-1-pyrrolidine acetamide.

Drugs covered by this patent

Patent Metadata

Patent number
EP1577295A1
Jurisdiction
EP
Classification
—
Expires
2005-09-21
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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