Duane Morris LLP

David J Wolfsohn

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Practice Areas

Mr. Wolfsohn is a trial lawyer who has tried a diverse range of intellectual property and technology-related cases to verdict on behalf of both defendants and plaintiffs. He recently obtained a defense verdict for the H.J. Heinz Company in a jury trial over the idea for the Dip and Squeeze and won the largest indirect-profits copyright award ever ($30.4 million) in The Graham Company v. USI MidAtlantic.


Duane Morris LLP: Partner, 2013-present; Woodcock Washburn LLP: Partner 2005-2013; Hangley Aronchick Segal Pudlin & Schiller: Shareholder, 1994-2005; Associate, 1989-1994

Professional Memberships

Fellow of the American College of Trial Lawyers; American Bar Association; Federal Bar Association; The Copyright Society of the U.S.A.; Philadelphia Bar Association Commission on Judicial Selection and Retention; Philadelphia County Court of Common Pleas, Arbitrator


University of Chicago Law School, J.D., cum laude, 1988; Manhattan School of Music, Doctor of Musical Arts, 1984; Villa Schifanoia Graduate School of the Fine Arts, M.M., 1976; Beloit College, B.A., 1974