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Stefan D. Osterbur


San Jose, CA


With over fifteen years of experience, Stefan is well-versed in all aspects of the practice of intellectual property law. He routinely counsels clients on a wide variety of intellectual property matters, including patent portfolio management, infringement and clearance issues, and intellectual property transactions.

Stefan’s legal practice focuses on domestic and foreign prosecution of utility and design patent applications, preparing legal opinions concerning patent infringement and validity, trade secrets, and intellectual property litigation. He also has experience in federal court actions and the United States Patent and Trademark Office, such as Reexaminations and Post Grant Review.

Before becoming a patent attorney, Stefan worked as a Safety & Crashworthiness Engineer with General Motors. He remains an engineer at heart and is a passionate advocate for innovators, inventors, and problem solvers.

Memberships & Affiliations

    • American Intellectual Property Law Association
    • Michigan Intellectual Property Law Association