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About me

Sailesh K. Patel is a partner at Schiff Hardin LLP, a national general practice firm with over 400 attorneys with offices across the country.

With a background in chemical engineering, Mr. Patel specializes in IP litigation and prosecution with an emphasis in pharmaceutical patent litigation. Mr. Patel has worked with a variety of technologies ranging from chemical processes and compositions to software and business methods.


Languages spoken: Gujarati, Hindi, Spanish

Practice areas


  1. Patent Infringement: 75%
    17 years, 15 cases
  2. Patent Application: 15%
    17 years, 50 cases
  3. Trademark: 5%
    14 years, 2 cases
  4. Trademark Application: 5%
    14 years, 30 cases

Attorney endorsements

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  • Sreenivasarao Vepachedu

    I endorse this excellent lawyer.


    Sreenivasarao Vepachedu Intellectual property Attorney
    Relationship: Fellow lawyer in community

Contact info

Sears Tower, Suite 6600 233 S Wacker Drive
Chicago, IL, 60606-6306


ILActive And Authorized To Practice Law199905/17/2016
We have not found any instances of professional misconduct for this lawyer.
Avvo contributions
Legal answers
Award nameGrantorDate granted
India RoundtableChicago Council on Global Relations2007
Outstanding Service to CommunityIndian American Bar Association2006
Work experience
TitleCompany nameDuration
PartnerSchiff Hardin LLP2002 - Present
AssociateBrinks Hofer Gilson & Lione1999 - 2002
Association namePosition nameDuration
North American South Asian Bar AssociationBoard Member; IP Section Chair2005 - Present
American Bar AssociationMember1999 - Present
Intellectual Property Law Association of ChicagoIP Litigation Commitee; Board Member--Website2004 - 2007
Indian American Bar Association of ChicagoPresident2000 - 2006
Publication nameTitleDate
IPLACFederal Circuit Review of Markman Issues2003
IPLAC Federal Circuit Review of Markman Issues2002
School nameMajorDegreeGraduated
Boston College Law SchoolLawJD - Juris Doctor1999
Northwestern UniversityChemical EngineeringBS - Bachelor of Science1996
Speaking engagements
Conference nameTitleDate
NASABA National ConventionEmerging Trends in Patent Law2007
Continuing Legal Education ExpoSupreme Court IP Review2007
IPLAC Biotechnology CommitteeStem Cell Policy and Patents - Where Do We Stand?2002