Doug Christensen is a registered patent attorney and has been a licensed attorney in Minnesota since 1985. Doug is involved in various aspects of intellectual property including client counseling, litigation, and patent and trademark prosecution. Doug has prosecuted hundreds of patents in a variety of fields including mechanical, electrical, medical devices, optics, semiconductor fabrication technologies, plastic injection molding technologies, imaging technologies, and drilling technologies.
Christensen Fonder Dardi in Minneapolis, MN is an intellectual property law firm of experienced attorneys providing creative and effective legal services and representation to clients throughout the world. We provide a broad range of legal services, including U.S. and international patent preparation and prosecution, patent opinions, intellectual property litigation, patent post-grant proceedings, trademark search and acquisition, copyright registration, licensing, due diligence and portfolio management.