Profile
John R. McNair: High-Stakes Patent Litigation
Scientific Precision in Law
John (J.R.) McNair is a highly specialized attorney serving as Of Counsel at Winston & Strawn LLP in Chicago, Illinois. With a background in chemical engineering, J.R. McNair bridges the gap between complex technology and legal advocacy. His practice is focused exclusively on Patent Litigation, where he represents clients in the pharmaceutical, chemical, and biotechnology sectors. He possesses deep expertise in cases arising under the Hatch-Waxman Act, particularly those involving New Chemical Entities. This niche specialization makes him a critical asset for pharmaceutical companies defending their intellectual property rights against generic challenges.
Comprehensive IP Advocacy
Beyond pharmaceuticals, John McNair handles patent disputes across a broad range of technologies, including electronics and computer software. He guides clients through every stage of the litigation process, from pre-suit analysis to trial and appeal. His experience extends to the U.S. Patent and Trademark Office, where he has handled inter partes reviews and other post-grant proceedings. J.R. is also deeply committed to Pro Bono work, volunteering to assist individuals with criminal record expungement and working with The Innocence Project to help exonerate the wrongfully convicted.
- Pharmaceutical Patent Litigation (Hatch-Waxman)
- Chemical and Biotechnology IP Defense
- Electronics and Software Patents
- Post-Grant Proceedings (USPTO)
- Pro Bono Criminal Record Expungement
Global Firm Resources
Practicing at Winston & Strawn, one of Chicago’s oldest and most prestigious law firms, J.R. McNair has access to global resources and a team of top-tier litigators. This allows him to handle matters of any scale or complexity. Whether you represent a major drug manufacturer facing a patent cliff or a tech company protecting a key innovation, John R. McNair offers the technical fluency and legal firepower needed to succeed. His office is located in the striking 300 North LaSalle building, overlooking the Chicago River 🧬⚖️💊.
Specializing In
Patent Litigation, Hatch-Waxman Act, Pharmaceutical Law
Address & Location
Located on the north bank of the Chicago River in downtown Chicago’s trendy and bustling River North neighborhood.
Building Location
This towering 60-story Class A skyscraper, known as 300 North LaSalle, features an elegant glass curtain wall. It is situated steps away from the Chicago River and is within walking distance of landmarks like Chicago Cut Steakhouse and the Kinzie Chophouse.
Suite Access
Enter through the grand main entrance on North LaSalle Street. Register with the security reception desk in the 60-story tower’s lobby, and take the high-speed elevators up to the 44th floor to locate Suite 4400.
Parking Details
Paid public parking is available on-site within the building’s own three-level underground parking garage. Additionally, several public multi-storey and surface parking lots are located nearby.
Public Transit
Served by Chicago Transit Authority Route Brown Line (Loop); nearest stop is at Merchandise Mart.
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