Best Lawyers Near You in Chicago, Illinois for Patent Law
Tom is an intellectual property attorney who regularly counsels clients on patent and trademark prosecution, IP litigation, and post-grant patent challenges before the Patent Trial and Appeal Board (PTAB). His practice reflects a balance of strategic portfolio development and dispute-driven risk assessment, uniquely blending transactional work with intellectual property litigation. This integrated approach enables him to advise clients with a practical, end‑to‑end perspective on how patents a...
James J. Lukas, Jr. is Co-Chair of the Chicago Intellectual Property & Technology Practice. He focuses his practice on intellectual property litigation with a particular emphasis on patent litigation and related client counseling. He has experience with complex patent litigation cases in federal district courts throughout the country, including both enforcing patent rights and defending against charges of infringement on behalf of clients. He has first-chaired trials and claim constructio...
Lee is an intellectual property litigator and advisor who manages sophisticated portfolios for clients with worldwide operations. His practice includes the full range of intellectual property dispute and transactional matters, with an emphasis on trademark, copyright, trade secret, trade dress, privacy and litigation. Lee serves as lead counsel before state and federal courts and administrative agencies throughout the country, and he also coordinates efforts to resolve similar international d...
George C. Lombardi is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Litigation - Intellectual Property, Litigation - Patent and Patent Law. George C., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which George C. is held by other top lawyers in the same geographic and legal practice area.
Michael Hartmann is active in all phases of intellectual property law with an emphasis in intellectual property litigation and technology protection and transfer in the United States and internationally. He has acted as lead trial counsel in jury and bench trials, International Trade Commission investigations, and related pre-trial and appellate proceedings in diverse technical fields. These include software, telecommunications, machine vision and semiconductor manufacturing, oil field drilli...
Michael Carrillo advises individuals and businesses on patent, trademark, copyright and trade secret matters, as well as on foreign and domestic patent and trademark protection. Michael navigates clients through and beyond developing, managing and policing small and large IP portfolios, creating practical strategies that leverage his clients’ assets while safeguarding their bottom line. A member of the firm’s Management Committee, Michael is listed among The Best Lawyers in Americ...
Troy A. Groetken, Shareholder Email: tgroetken@taftlaw.com Tel. (312) 775-8259 Practice Areas: Global Intellectual Property Portfolio Analysis, Counseling & Management; Complex Chemical, Small-molecule Pharmaceutical, and Biotechnological Patent Prosecution; Intellectual Property Acquisition, Divestiture, and Licensing; Clearance, Freedom to Operate & Invalidity Opinions; Trademark Prosecution; Antitrust; Intellectual Property Landscaping Education: Drake University, College of Pharma...
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...
Steve Feldman is the head of Hahn Loeser’s Intellectual Property Practice Area, the Partner-in-Charge of the firm’s Chicago office and a member of the firm’s Board of Directors. His practice encompasses complex intellectual property litigation, prosecution, licensing, and counseling involving patents, trade secrets, trademarks and unfair competition, copyrights, data privacy and security, and NIL (Name, Image, and Likeness) compliance, policies, and rights. Steve also regula...
With nearly 30 years of experience working with clients that include household brands and, in particular, mid-market businesses, John is able to remain calm and focused when encountering challenging environments. He helps clients to reduce stress in service of negotiating their desired resolution. Because copyright and trademark litigation is frequently used as a competitive tool, John works to ensure efficiency and preserve client resources throughout the litigation process, including elimin...
Mr. Arden concentrates on federal court litigation in the areas of unfair competition, trademark, copyright, advertising, and related areas; licensing and transfers of copyright and trademark interests; litigation before the United States Trademark Trial & Appeal Board; Internet domain name disputes throughout the world; and foreign copyright and trademark matters. Mr. Arden’s litigation experience includes appeals before the Seventh, Eighth and Tenth Circuit Courts of Appeals and C...
Carolyn M. Passen is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Trademark Law. Carolyn M., who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carolyn M. is held by other top lawyers in the same geographic and legal practice area.
R. David Donoghue is a trial attorney and the deputy practice group leader of Holland & Knight's Intellectual Property Group, focusing his almost 15 years of experience upon intellectual property litigation and particularly upon patent disputes. Mr. Donoghue's most recent trial experience includes a jury verdict finding of willfulness, a full trebling of damages and a full award of attorney's fees in the Northern District of Illinois. Mr. Donoghue has also been chosen as lead trial counse...
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.
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.