Joseph A. Marcano-Estevez

Patent Agent / Washington, D.C. Metro Office

Joseph provides clients with turnkey, real world solutions to the challenges they face in bringing their concepts and creations to life. As a leading intellectual property attorney, he seeks practical protections and safeguards that enable inventions to succeed in the marketplace.

Joseph’s practice at HarnessIP focuses on assisting with matters regarding the prosecution and protection of patents, and trademarks. He is well-versed in IP issues affecting a variety of industries, including energy production and delivery, pharmaceutical, and biotechnology.

Joseph is particularly interested in legal matters that exist at the intersection of law, engineering, and business. He grasps the unique position of IP law to create and protect economic opportunity not only for inventors and engineers, but for the individuals and communities they support and employ as well.

Awards & Distinctions 

  • Certificate, U.S. Patent and Trademark Office Law School Clinic Certification Program, 2018


A problem solver by nature, Joseph began his career working as an electrical engineer. He has helped develop and deploy advanced energy systems through his native Puerto Rico. These systems have brought greater power stability, as well as redundancy, to the island’s citizens and businesses. He understands first-hand the challenges entrepreneurs face in terms of resources and time when creating and deploying solutions.  


  • Student IP Law Association, The George Washington University School of Law, 2022
  • Latin American Law Association, The George Washington University School of Law, 2022
  • Intellectual Property Law Society, University of Puerto Rico, 2018
  • Institute of Electrical and Electronics Engineers Student Branch, 2012


  • Spanish


Outside the office, Joseph is an avid sports fan, cheering on baseball’s Philadelphia Phillies. Most of his free time is spent with family and his young son.


LL.M., The George Washington University School of Law, 2022

J.D., University of Puerto Rico, 2018

B.S., Electrical Engineering, Inter-American University of Puerto Rico, 2012

Bar & Court Admissions

U.S Patent and Trademark Office