Colorado businesses and inventors can protect intellectual property such patents and trademarks with the help of Denver Colorado patent attorney Ramon Pizarro. He is registered to practice before the U.S. Patent and Trademark Office (PTO). Additionally, he also handles litigation related to intellectual property. This includes patent infringement cases, trademark infringement cases, and copyright infringement cases. He has appeared in federal and state courts, as well as before the U.S. International Trade Commission and the U.S. Court of Appeals for the federal circuit.