About Westman, Champlin & Koehler : David D. Brush
David D. Brush is experienced in patent preparation, prosecution, enforcement and licensing in the electronic, semiconductor, software, medical and mechanical areas. He also focuses on Paris Convention and PCT National Phase filings in the U.S. for law firms and clients residing in other countries. He worked as an Engineer for Control Data Corporation where he specialized in integrated circuit design and layout, timing and logic simulation. He is a member of the Eta Kappa Nu Electrical Engineering Honors Society.
Services
Patents Trademarks Copyrights Licensing Portfolio Analysis Freedom To Operate Validity And Non-Infringement Opinions PCT National Phase Filings Paris Convention Filings Due Diligence Patent Portfolio Management And Strategy & Post-Grant ProceedingsReviews
My company has been using this firm for our patent and trademark work for almost two decades. Every person we've worked with has been conscientious, meticulous, responsive and highly technical -- the last being especially important for the kinds of products we develop. I highly recommend this firm and will continue to use them for many more years.