Daniel R. Shelton

Senior Counsel


Daniel R. Shelton is a senior counsel and intellectual property attorney with Foley & Lardner LLP, where his practice includes the procurement of patents and related counseling in matters in the chemical arts.

In addition to managing worldwide patent portfolios, Mr. Shelton assists clients on inter partes review, reexamination and interference matters before the Patent Trial and Appeals Board of the U.S. Patent Office. Mr. Shelton also assists patent owners defending Orange Book listed patents in ANDA litigation and advises clients on patent validity and freedom to operate inquiries. He is a member of the Chemical, Biotechnology & Pharmaceutical Practice.

Mr. Shelton assists clients on a technologically diverse range of matters. His experience includes the development and execution of IP strategies for all stages of pharmaceutical development, including the protection of new APIs, methods of treatment and formulations. Mr. Shelton provides similar counseling in fields such as polymers, petroleum products, organic electronics, LED technologies, cosmetics, industrial chemical processes, nanomaterials and personalized medicine.

Prior to joining Foley, Mr. Shelton served as a judicial extern for Judge Morrison C. England, Jr. of the U.S. District Court of the Eastern District of California. His experience also includes working as a graduate research assistant and an undergraduate research assistant of the University of California Irvine and Santa Barbara.


Mr. Shelton earned his law degree from the University of California, Davis (J.D., 2010) where he was an executive editor for the UC Davis Business Law Journal. Prior to receiving his law degree, Mr. Shelton earned his master’s degree in chemistry (M.S., 2007) at the University of California, Irvine and his bachelor’s degree in chemistry (B.S., 2003) at the University of California, Santa Barbara.


Mr. Shelton’s six years of undergraduate and graduate research focused primarily on synthetic organic chemistry and electrochemistry. He is published in academic journals and has presented his research at a national American Chemical Society conference. Mr. Shelton has also published law review articles on various legal matters.

Admissions and Professional Memberships

Mr. Shelton is a member of the American Intellectual Property Law Association and the American Chemical Society. He is admitted to practice in the District of Columbia, California and before the United States Patent and Trademark Office.