EP Patent

EP0281309A1 — Piperazinyl-heterocyclic compounds

Assigned to Pfizer Inc · Expires 1988-09-07 · 38y expired

What this patent protects

Arylpiperazinyl-ethyl(or butyl)-heterocyclic compounds and their pharmaceutically acceptable acid addition salts are neuroleptic agents. They are useful in the treatment of psychotic disorders.

USPTO Abstract

Arylpiperazinyl-ethyl(or butyl)-heterocyclic compounds and their pharmaceutically acceptable acid addition salts are neuroleptic agents. They are useful in the treatment of psychotic disorders.

Drugs covered by this patent

Patent Metadata

Patent number
EP0281309A1
Jurisdiction
EP
Classification
—
Expires
1988-09-07
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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