A skilled patent and trademark attorney, Sean Mellino has over 20 years of experience providing clients with business-focused solutions to intellectual property matters. As a Member in McDonald Hopkins’ Intellectual Property Department, Sean’s practice focuses on managing clients’ worldwide patent and international trademark portfolios. This includes providing guidance on patent and trademark clearance, enforcement and prosecution; monitoring and enforcing domain names; and preparing U.S. design and utility patent applications, trademark applications, and corresponding respective foreign applications.

Sean has extensive experience with medical and healthcare products and services, biotech, electronics, and marine engineering, but his full list of clients span a variety of industries and product categories, including biological and biomechanical systems, business methods, athletic equipment, electronics, flooring systems, household goods, materials science, mechanical/electronic tools, and software.

Sean received his J.D. from Case Western Reserve University School of Law, and his undergraduate from Dickinson College, where he studied biology. 



Case Western Reserve University School of Law

Temple University Summer Program (Rome, Italy)

Dickinson College 

Admissions – Court

Admissions – State


Professional & Civic

Professional Activities

International Trademark Association (INTA)

American Intellectual Property Law Association (AIPLA)

Cleveland Intellectual Property Law Association (CIPLA)

Community Involvement

Northern Ohio Italian American Association

News & Insights

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