Andrew R. Kopsidas

Andrew R. Kopsidas is a patent litigation attorney with a practice focused on intellectual property litigation and counseling, representing prominent U.S., Asian, and European companies. His technical background in aerospace and electrical engineering, including work at NASA and the U.S. Naval Research Laboratory, underpins his experience across diverse technology areas. These include telecommunications, automotive, aerospace, semiconductor, consumer electronics, autonomous vehicles, internet applications, mobile technology, digital signal processing, and various software, mechanical, and chemical inventions.

Kopsidas primarily defends operating companies in patent and trade secret disputes, though he also handles patent enforcement actions. He has served as lead counsel in a significant number of intellectual property matters before federal district courts in dozens of states and has substantial experience with over 30 U.S. International Trade Commission (ITC) investigations. He is currently a partner in Blank Rome's Intellectual Property Litigation group, having joined the firm in January 2024. Prior to Blank Rome, he was a partner at Hughes Hubbard & Reed and practiced at Fish & Richardson for more than 20 years.

A notable case where Kopsidas served as counsel for the defendant, Bose Corporation, was IngenioSpec LLC v. Bose Corporation (E.D. Texas, 2:24-cv-00822). This patent infringement case, filed in October 2024, was ultimately dismissed in October 2025 following a joint motion to dismiss and notice of settlement. His experience also includes defending microprocessor and computer manufacturers in infringement actions and representing mobile phone and consumer electronics companies in large-scale litigation. Kopsidas has experience before the U.S. Patent & Trademark Office, indicating his involvement in PTAB and IPR proceedings.

While specific bar admissions and law school details were not readily available in public records, his professional biography highlights his extensive career as a litigator following his engineering background.