Banner Witcoff is proud to once again be recognized by Chambers USA as a leading intellectual property law firm. The firm received top rankings for patent prosecution in the District of Columbia and for intellectual property law in Illinois.
Chambers USA editors note that “Banner Witcoff is a well-regarded boutique known for advising a range of clients in sectors as varied as computer software and consumer products. The firm is proficient in handling design and business method patents, due diligence support on corporate transactions, and copyright, patent, trademark and trade secrets disputes.” The guide goes on to say “The firm is highly regarded for the drafting and prosecution of electrical and software patent applications.” To view the complete firm profile, please click here.
In addition, the guide also recognized three Banner Witcoff attorneys.
Marc Cooperman is recognized in the Illinois intellectual property category and is highlighted for his depth of experience in IP disputes.
Robert Katz and Mercedes Meyer, Ph.D., received rankings in the patent prosecution category in the District of Columbia. Robert is noted to have a “long history of providing excellent legal advice,” and as a “respected expert in design patents.” Mercedes, “a powerhouse in terms of intellectual property,” was highlighted for her thought leadership in patent prosecution and life sciences.
About Chambers USA
Chambers USA has been the leading independent professional legal research company since 1990 and is present in over 70 countries and 200 jurisdictions. Inclusion in Chambers USA is based solely on the findings of its research teams, who conduct extensive, confidential interviews with lawyers and clients to identify the leading law firms and lawyers worldwide.
Posted: June 4, 2026
