EP Patent

EP4635946A1 — Improved process for the preparation of cariprazine

Assigned to Fabbrica Italiana Sintetici SpA (FIS) · Expires 2025-10-22 · 1y expired

What this patent protects

Object of the present invention is an improved process for the preparation of Cariprazine of formula (I): comprising the conversion of an imino-piperazine intermediate (II) to give an amino-piperazine intermediate by reaction with formic acid.

USPTO Abstract

Object of the present invention is an improved process for the preparation of Cariprazine of formula (I): comprising the conversion of an imino-piperazine intermediate (II) to give an amino-piperazine intermediate by reaction with formic acid.

Drugs covered by this patent

cariprazine-hydrochloride (CARIPRAZINE HYDROCHLORIDE)

Patent Metadata

Patent number: EP4635946A1
Jurisdiction: EP
Classification: —
Expires: 2025-10-22
Drug substance claim: No
Drug product claim: No
Assignee: Fabbrica Italiana Sintetici SpA (FIS)
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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