Richard A. Castellano

 

Managing Owner
email: rcastellano@usaipr.com
phone: 301-448-8071

 

Richard Castellano, founder of CASTELLANO PLLC, is a registered U.S. patent attorney, and a lead trial attorney in federal courts and administrative agencies including the Patent Trial and Appeal Board and the U.S. International Trade Commission.  Attorney Castellano is routinely retained by major technology corporations, universities and start-ups to handle difficult disputes, build high value patent portfolios, and provide cost-effective opinion counseling.  Attorney Castellano actively handles cases throughout the federal system, including federal district courts across the U.S., the Federal Circuit, the Federal Court of Claims, the U.S. Patent and Trademark Office Patent Trial and Appeal Board, and the U.S. International Trade Commission, where he began his career as a law clerk.  His cases have resulted in published judicial opinions, including multiple precedential Federal Circuit opinions. 

​

Richard Castellano is an expert in patent preparation and prosecution, and commercial litigation and trial practice.  Attorney Castellano combines his expertise and commitment to superb client service to deliver clear, timely, cost-effective results.  Attorney Castellano's practice includes patent drafting, prosecution, and opinion counseling.  Richard Castellano has prosecuted thousands of patent applications across the full range of technological arts. He frequently represents clients on both sides of the aisle in Post-Grant Review and Inter Partes Review proceedings, and regularly appears before the PTAB, and in associated appeals to the Federal Circuit. Clients further benefit from effective opinion counseling based on his combined extensive experience in patent prosecution and litigation.​

​

Mr. Castellano was rated in the top 2.5% of Intellectual Property attorneys in Washington D.C. for four consecutive years based on independent research, peer evaluation, and selection from small, medium, and large law firms.