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Alex Weidner


St. Louis
314 552 6333 314 552 6333 direct

Alex is a patent attorney and intellectual property litigator with experience assisting with litigation in federal courts and before administrative bodies.

Alex has experience in disputes involving patents, copyrights, trademarks, and trade secrets, representing large and small companies across a variety of industries and technologies. Alex is also experienced in the preparation and prosecution of patent applications covering a wide variety of mechanical and electromechanical technologies. Alex's practice also includes issuing and responding to cease and desist letters, including negotiating resolutions with opposing parties, and preparing validity and infringement/freedom-to-operate opinions.

Thompson Coburn Publications

Federal Circuit Overrules Rigid Test for Design Patent Obviousness


Judge Rules AI-Generated Art Is Not Copyrightable


"Will the Jack Daniel’s case cause “Lotso” issues for Disney?",
World Intellectual Property Review, July 13, 2023