Best Lawyers Near You in Addison, Illinois for Intellectual Property Law
John Gatz is a patent attorney who concentrates his practice on patent prosecution, patent counseling and patent litigation. John has extensive experience in the life sciences and manufacturing industries. My focus Patent Prosecution/Counseling I prosecute patents and counsel clients in a number of mechanical- and chemical-related technologies including: biomechanical devices, chemical products and processes, sensor-dispensing instruments, analyte meters, test sensors, non-invasive processes,...
Michael, chair of the firm’s Intellectual Property practice group, provides strategic counsel to established enterprises and entrepreneurs concerning the development and protection of extensive global intellectual property portfolios. He represents clients from a wide range of industries, including consumer electronics, restaurants, retail housewares, beverage manufacturing, software, entertainment and a variety of technology-focused industries. Michael has served as lead counsel in tri...
Kevin represents his clients in all aspects of patent law, including due diligence investigations for mergers and acquisitions, patent counseling and prosecution, strategic management of patent portfolios, and opinion preparation, focusing his practice primarily on the biotechnological, pharmaceutical, and medical device industries. Kevin’s work encompasses a broad spectrum of technologies, including therapeutics such as cellular therapies, gene therapies, vaccines, large molecules (bio...
Melissa A. Vallone is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Melissa A., who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melissa A. is held by other top lawyers in the same geographic and legal practice area.
Matthew counsels clients on invention harvesting, patent and trademark portfolio management, intellectual property acquisition, domestic and international patent and trademark prosecution, and intellectual property transactions. He has prepared and prosecuted more than 750 patent applications and appeals on behalf of clients, primarily in the mechanical, electrical, electromechanical and software arts. Additionally, Matthew conducts IP asset management for his clients, having extensive experi...
Tony develops and implements global strategies for creating, protecting and enforcing the full range of traditional and digital intellectual property assets, including trademarks, copyrights, trade secrets, patents, domain names and social media portfolios. He enforces intellectual property rights in federal and state courts throughout the country and before the Trademark Trial and Appeal Board. He coordinates similar enforcement efforts all over the world. He manages the daily intellectual p...
Tom Donovan advises on patent and trademark litigation and prosecution, unfair competition and trade secret litigation, as well as a variety of licensing-related matters. Regardless of the client or the complexity of the matter at hand, Tom provides his clients with the guidance they need, in a way they can understand and apply to their daily business operations. Tom also has significant negotiation and drafting experience with software licensing, as well as patent, trademark and copyright li...
Mark Hagedorn advises on a wide variety of intellectual property matters, including patent, trademark and copyright solicitation and IP litigation, licensing and counseling. Appreciated for his honesty and practical legal advice, Mark consistently delivers utilitarian solutions that help his clients resolve disputes and litigation efficiently and economically. Mark offers broad experience in virtually all phases of IP counseling and litigation. He understands and has represented clients invol...
Brian C. Rupp is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Brian C., who practices law in Chicago, Illinois, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brian C. is held by other top lawyers in the same geographic and legal practice area.
Dunstan H. Barnes is a Partner at McAndrews and practices in all areas of intellectual property law with emphasis on protecting and analyzing design rights. His work in that area includes drafting and prosecuting design patent applications and conducting opinion work and due diligence investigations. In addition, Dunstan has considerable experience drafting and prosecuting utility patent applications and trademark applications across a range of technological fields and industries. As a practi...
Bradley provides diverse IP protection to large companies and startups by strategically building comprehensive global IP portfolios to monetize and protect products and methods using utility patents, design patents, trademarks, and copyrights. He also helps his clients with litigation financing, patent litigation, licensing, IP incentive programs, and general counseling on IP matters. What do you focus on? My practice focuses on helping clients create monetizable IP using customized patent mi...
As a partner in the Intellectual Property practice group, Jeff focuses his work on patent litigation and strategic counseling related to pharmaceutical, chemical, biotechnology, electrical engineering, agricultural and food products. A registered patent attorney with four decades of experience, Jeff has successfully represented both patent owners and patent challengers through all stages of federal litigation and appeals. A significant portion of Jeff’s practice includes advising pharma...
Alejandro Menchaca is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property, Litigation - Patent and Patent Law. Alejandro, who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alejandro is held by other top lawyers in the same geographic and legal practice area.
Douglas Masters litigates and counsels clients primarily in the areas of intellectual property, advertising and unfair competition. He helps brand owners, sports leagues, athletes and advertisers protect and leverage their branding, marketing and other IP assets. Notably, he has worked with the National Collegiate Athletic Association for nearly 20 years on brand protection strategy, helping strengthen the organization’s ability to support college athletics. Doug has counseled major cor...
Janet Garetto is a partner in the IP group. Her practice spans the firm’s Trademarks & Copyrights, Patents and IP Litigation practice groups. Janet counsels clients on IP issues facing their brands. In addition, she counsels clients on patent protection and litigation prevention issues with a focus on chemical and mechanical technologies. Janet also serves as the Managing Partner of Nixon Peabody’s Chicago office. What do you focus on? I focus my practice on three main areas, ...
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.