EP Patent

EP0409435A1 — Heteroaryl piperazine antipsychotic agents

Assigned to Pfizer Inc · Expires 1991-01-23 · 35y expired

What this patent protects

Compounds of the formula and pharmaceutical compositions comprising them, wherein R¹, Z, X, W and Y are as defined below. The compounds are useful in the treatment of psychosis and anxiety.

USPTO Abstract

Compounds of the formula and pharmaceutical compositions comprising them, wherein R¹, Z, X, W and Y are as defined below. The compounds are useful in the treatment of psychosis and anxiety.

Drugs covered by this patent

Patent Metadata

Patent number
EP0409435A1
Jurisdiction
EP
Classification
—
Expires
1991-01-23
Drug substance claim
No
Drug product claim
No
Assignee
Pfizer Inc
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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