“David D. Brush obtained his Juris Doctor at William Mitchell College of Law. He was a member of the American Intellectual Property Law, Minnesota Intellectual Property Law, Minnesota State Bar, and Hennepin County Bar Association. He was admitted to the United States Patent and Trademark Office, the Minnesota State Bar, the U.S. District Court for the District of Minnesota, the U.S. Court of Appeals for the Federal Circuit, and the U.S. Court of Appeals for the Eighth Circuit Bar admissions. He also focuses on the Paris Convention and PCT National Phase filings in the U.S. for law firms and clients in other countries. He is experienced in handling patent preparation, prosecution, enforcement, and licensing in the semiconductor, electronic, software, medical, and mechanical areas. Westman, Champlin & Koehler has over 30 years of experience providing high-quality service to clients at reasonable rates. The firm focuses on patent, trademark, copyright law, licensing, and related matters. Their clients range from Fortune 100 to small and medium-sized businesses. The firm is well-equipped to prosecute patents in the United States and foreign countries. They have significant experience in foreign patent and trademark practice. Their experts have electrical, chemical, and mechanical backgrounds, including design and fabrication of integrated circuits, industrial processes, communications, data storage, software, food processing, and medical technologies. They can quickly identify the point of invention in each of their client's inventions. Their client roster ranges from Fortune 100 to small. and medium-sized businesses. They regularly file patent applications in China, Japan, Germany, Canada, Singapore, and the European Union.”
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