Sailesh Patel

Sailesh Patel

Schiff Hardin LLP

  • Intellectual Property
  • Litigation
  • Business Law
Mr. Patel is a patent attorney and trial lawyer. He leads the Pharmaceuticals/Biologics group at Schiff Hardin. Sailesh focuses on intellectual property litigation with an emphasis in pharmaceutical and chemical patent litigation. Sailesh has extensive experience representing pharmaceutical companies in highly complex Hatch-Waxman patent litigation involving prescription pharmaceutical drugs and other matters in federal courts throughout the country.

Sailesh has served as lead counsel on numerous patent infringement litigation matters, including high-profile Hatch-Waxman pharmaceutical litigation matters. His experience extends from pre-litigation counseling up and through trial and appeal, including several successful trials through verdict in the past few years.

Mr. Patel is registered to practice before the United States Patent and Trademark Office and has a background in chemical and biomedical engineering. Mr. Patel prepares and prosecutes patent applications. He also has experience with trademark, copyright and franchise litigation.

Specialties: Intellectual Property, Patent litigation and prosecution, trademark & franchise litigation. Hatch-Waxman and Biosimilars litigation and counseling.


Illinois, United States Active
Licensed for 20 Years 10 Months
since Nov 1999


Northwestern University
Bachelor of Science Chemical Engineering, Biomedical Engineering
Boston College Law School
J.D. Law


Illinois State Bar Association
Member since 1999

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  • English
  • Hindi

Chicago, IL

Schiff Hardin LLP

233 S. Wacker Drive
Chicago, IL 60565

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