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Margaret Duncan

is a Partner with McDermott Will & Emery in the firm’s Chicago Office. Margaret (Peg) focuses her practice on intellectual property (IP) litigation, including patent, trademark and copyright litigation. Peg also has significant experience in protection, counseling and transactions involving IP and management of global patent and trademark portfolios. Peg has represented numerous clients in federal courts across a wide variety of technologies and industries, including life sciences, computer hardware and software technologies, financial services, automotive products, chemical products, food and beverage products, and web-based video games. Peg serves on the Board of the Richard Linn American Inn of Court, the International/US Amicus Committee of the International Trademark Association (INTA) and the Amicus Committee of the Intellectual Property Law Association of Chicago (IPLAC). For more information, or to contact her, please visit her firm profile page.

Recent Articles by Margaret Duncan

Land O’ Lakes – No Harm, No Foul

Addressing the issue of whether a famous mark can be diluted by the identical mark of a much smaller company, the US Court of Appeals for the Seventh Circuit decided that the district court rightly dismissed trademark infringement claims and cross-claims where neither party had been, or was likely to be, harmed by the other. Hugunin, et al. v. Land O’ Lakes, Inc., Case No. 15-2815 (7th Cir., Mar. 1, 2016) (Posner, J).