Warren D. Woessner is a registered patent attorney and a founding shareholder of Schwegman, Lundberg & Woessner. His practice focuses on chemical patent law, including biotechnology, pharmaceuticals, vaccines, medical treatments, diagnostics, and biofuels and agricultural chemistry, including related opinion and licensing matters. Warren received his B.A. in chemistry (1966) from Cornell University, his Ph.D. (organic chemistry, 1971) and his law degree (J.D., cum laude, 1981) from the University of Wisconsin - Madison. From 1972-1978 he worked for Miles Laboratories in new drug research. Warren was an associate attorney at Kenyon & Kenyon from 1981-1984, and then joined Merchant & Gould in Minneapolis. He founded their chemical practice group and became a partner in 1989. Warren also co-founded the Biotechnology Committee of the Minnesota Intellectual Property Law Association. He has published and spoken widely on legal topics, was the 1993-1995 chair of the Chemical Practice Committee of the American Intellectual Property Law Association, chaired the Biotechnology Committee (2003-2005) and is currently a member of the Amicus Committee. He co-authored the AIPLA amicus briefs to the Federal Circuit and the Supreme Court in J.E.M. Ag Supply v. Pioneer HiBred. Warren is a member of the Board of Advisers of "Patent Strategy & Management" (American Lawyer Media Inc.)  He is also a Certified Licensing Professional - LES.