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Winston & Strawn

IP firm in

John R. McNair of Winston & Strawn LLP in Chicago handles patent litigation across pharmaceuticals, chemicals, and electronics with expertise in Hatch-Waxman Act cases.

Winston & Strawn: IP firm in Chicago

John R. McNair of Winston & Strawn LLP, based at 35 W Wacker Dr, Chicago, IL, is an Of Counsel attorney with extensive experience in patent litigation. His practice includes:

  • Pharmaceutical patent litigation under the Hatch-Waxman Act
  • Specialized expertise in New Chemical Entity cases
  • Patent disputes involving diverse technologies from veterinary products to electronics

With a technical background in chemical engineering, McNair has achieved notable victories in intellectual property cases, including a precedent-setting invalidation of a pharmaceutical compound patent using a lead compound theory, affirmed by the Federal Circuit.

Industry-specific activity

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Intellectual Property Fields

Winston & Strawn's team

Please find below the list of intellectual-property.org members registered as affiliated to Winston & Strawn.

Raymond Duffy

Trademark Lawyer

I am the Principal solicitor at Greyson Legal. We are a boutique commercial law with a head office in Scarborough, Queensland, Australia and also servicing the Gold Coast, Brisbane...

thomas Seuwe

坤 漆

Albert Makamole

Wessel Hattingh

ITSA

David Hurtado

Patent and technology transfer especialist

SEMITI GU

Jacob Pittman

Intellectual-Property Law Attorney

NOVEL PATENT

Anton Skaugset

Patent Agent
Raven Patents
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Winston & Strawn's jobs

If you want to join these members, here are the open intellectual property positions :

Apprenticeship

French Patent Attorney

Seeking a Trademark Paralegal to support our team in filing, docketing, and client communications for global IP portfolios in a fast-paced, growth-focused firm.
Klarc IP
Hybrid +2
Partnership

Intellectual Property Attorney

Work as an Intellectual Property Counsel with our firm, supporting clients on trademarks, patents, and IP strategy in a dynamic international setting
Klarc IP
Hybrid

Meet Winston & Strawn at events

Winston & Strawn is located at 35 W Wacker Dr, Chicago, IL 60601, United States, but you can meet them at events. You’ll find the complete list below.

Innovation & Protection Forum

  • Hosted by Klarc IP
  • From Nov 28, 2025 @ 0:00
  • Paris
  • Online event

Global Patent Strategy Workshop

  • Hosted by Klarc IP
  • From Nov 19, 2025 @ 0:00

Innovation & Protection Forum

  • Hosted by Klarc IP
  • From Nov 28, 2025 @ 0:00
  • Paris
  • Online event

Global Patent Strategy Workshop

  • Hosted by Klarc IP
  • From Nov 19, 2025 @ 0:00

Innovation & Protection Forum

  • Hosted by Klarc IP
  • From Nov 28, 2025 @ 0:00
  • Paris
  • Online event

Global Patent Strategy Workshop

  • Hosted by Klarc IP
  • From Nov 19, 2025 @ 0:00

Latest news by Winston & Strawn

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