Lex Mentis™Attorney Check

New York attorney · Reg. #1255090

Jack Louis Lipson

Registration delinquent (registry: Delinquent)

Current employer

Arnold & Porter LLP · Washington, DC · since at least September 2026

Admission

Admitted 1958, Second Department · HARVARD LAW SCHOOL

Flags

  • Registration delinquent

Employment history

Compiled from NYS Office of Court Administration registration records, published NY Appellate Division decisions, and SEC orders against attorneys; current as of October 2026. Not an official record; verify with the NY Courts Attorney Search.