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Otis Littlefield

Littlefield, Otis


San Francisco, (415) 268-6846


Purdue University (B.S., 1992)
University of California, Berkeley (Ph.D., 1997)
University of California, Berkeley, School of Law (J.D., 2002)

Bar Admissions

U.S. Patent & Trademark Office

Otis Littlefield is a partner in Morrison & Foerster's San Francisco office. Dr. Littlefield's practice focuses on representing life science clients, including biotechnology, pharmaceutical, agricultural biotechnology, and medical device companies.

Dr. Littlefield specializes in two main areas: intellectual property-related business transactions, and patent prosecution, including patent portfolio strategy, management, and evaluation. Dr. Littlefield has expertise in vaccines and adjuvants, stem cell therapeutics, molecular biology, diagnostics, high throughput screening and microarray technologies, gene therapy, bioinformatics, medical devices, and plant molecular biology and breeding.

Dr. Littlefield's practice includes drafting and prosecuting patent applications, including interferences and re-examinations, and conducting due diligence studies in connection with venture capital, private and public financing, and mergers and acquisitions.

In the area of intellectual property-related business transactions, Dr. Littlefield has represented a variety of life science companies on a broad range of transactions, including in- and out-licenses, drug discovery and development agreements, clinical trial agreements, manufacture and supply agreements, joint research and development agreements, commercialization agreements, strategic joint ventures, and mergers and acquisitions.