Marianne Schaffner

Marianne is an Intellectual Property lawyer in Paris. She is a recognised trial lawyer in national pan-European and international patent, trademark, and trade secrets disputes in the electronics and telecommunications, pharmaceutical, chemistry, and consumer products sectors.

Often leading the litigation teams in both Europe and the US, ensuring full coordination of the teams and consistent court filings and coordinate Patent Oppositions before the European Patent Office. Particularly familiar with the US litigation system (discovery, depositions, cross-examination, and estoppels notably) as well as with the expertise that is required litigating in both Europe and the US.

Knowledgeable of the French, UK, German, Dutch, and Belgian litigation systems, Marianne has worked/studied and litigated in those countries.

Co-chair of the Evolution and improvement of French procedural rules Committee of the AIPPI and teaching Patent Law as a lecturer in the Advanced Post Master Intellectual Property at the University of Paris and Polytechnic University of Milan.

Marianne has been ranked by Chambers Global and Chambers Europe, by Legal 500 and listed in Who's Who Legal Patent and Who's Who Legal France since 2007.

Career & Recognition

Filter timeline:
  • 2024

    • Career
      June 2024
      Gowling WLG (Paris), Partner
    • Rankings & Awards
       2024
      IAM
    • Rankings & Awards
       2024
      IP Star
    • Rankings & Awards
       2024
      Legal 500
    • Rankings & Awards
       2024
      MIP
    • Rankings & Awards
       2024
      Best Lawyers
    • Rankings & Awards
       2024
      Chambers Europe
    • Rankings & Awards
       2024
      Chambers Global
    • Rankings & Awards
       2024
      Décideurs Juridiques
    • Rankings & Awards
       2024
      Who's Who Legal
    • Rankings & Awards
       2024
      Who's Who Patents
    • Rankings & Awards
       2024
      WTR
  • 2023

    • Rankings & Awards
       2023
      WTR
    • Rankings & Awards
       2023
      EMEA Life Sciences Patent Strategy and Management
    • Rankings & Awards
       2023
      EMEA Patent strategy and management awards in Life Sciences (LMG)
    • Rankings & Awards
       2023
      Global Award Leaders in Law
    • Rankings & Awards
       2023
      IAM global leaders 2023
    • Rankings & Awards
       2023
      Who's Who Patents
    • Rankings & Awards
       2023
      Who's Who Legal
    • Rankings & Awards
       2023
      Décideurs Juridiques
    • Rankings & Awards
       2023
      Chambers Global
    • Rankings & Awards
       2023
      Chambers Europe
    • Rankings & Awards
       2023
      Best Lawyers
    • Rankings & Awards
       2023
      MIP
    • Rankings & Awards
       2023
      Legal 500
    • Rankings & Awards
       2023
      IP Star
    • Rankings & Awards
       2023
      IAM
  • 2022

    • Rankings & Awards
       2022
      IAM
    • Rankings & Awards
       2022
      IP Star
    • Rankings & Awards
       2022
      Legal 500
    • Rankings & Awards
       2022
      MIP
    • Rankings & Awards
       2022
      Best Lawyers
    • Rankings & Awards
       2022
      Chambers Europe
    • Rankings & Awards
       2022
      Chambers Global
    • Rankings & Awards
       2022
      Décideurs Juridiques
    • Rankings & Awards
       2022
      Who's Who Legal
    • Rankings & Awards
       2022
      Who's Who Patents
    • Rankings & Awards
       2022
      WTR
  • 2021

    • Rankings & Awards
       2021
      WTR
    • Rankings & Awards
       2021
      Who's Who Patents
    • Rankings & Awards
       2021
      Who's Who Legal
    • Rankings & Awards
       2021
      Décideurs Juridiques
    • Rankings & Awards
       2021
      Chambers Global
    • Rankings & Awards
       2021
      Chambers Europe
    • Rankings & Awards
       2021
      Best Lawyers
    • Rankings & Awards
       2021
      MIP
    • Rankings & Awards
       2021
      Legal 500
    • Rankings & Awards
       2021
      IP Star
    • Rankings & Awards
       2021
      IAM
  • 2020

    • Rankings & Awards
       2020
      IAM
    • Rankings & Awards
       2020
      IP Star
    • Rankings & Awards
       2020
      Legal 500
    • Rankings & Awards
       2020
      MIP
    • Rankings & Awards
       2020
      Best Lawyers
    • Rankings & Awards
       2020
      Chambers Europe
    • Rankings & Awards
       2020
      Chambers Global
    • Rankings & Awards
       2020
      Décideurs Juridiques
    • Rankings & Awards
       2020
      Who's Who Legal
    • Rankings & Awards
       2020
      Who's Who Patents
    • Rankings & Awards
       2020
      WTR
  • 2019

    • Rankings & Awards
       2019
      WTR
    • Rankings & Awards
       2019
      Who's Who Patents
    • Rankings & Awards
       2019
      Who's Who Legal
    • Rankings & Awards
       2019
      Décideurs Juridiques
    • Rankings & Awards
       2019
      Chambers Global
    • Rankings & Awards
       2019
      Chambers Europe
    • Rankings & Awards
       2019
      Best Lawyers
    • Rankings & Awards
       2019
      MIP
    • Rankings & Awards
       2019
      Legal 500
    • Rankings & Awards
       2019
      IP Star
    • Rankings & Awards
       2019
      IAM
  • 2018

    • Rankings & Awards
       2018
      IAM
    • Rankings & Awards
       2018
      IP Star
    • Rankings & Awards
       2018
      Legal 500
    • Rankings & Awards
       2018
      MIP
    • Rankings & Awards
       2018
      Best Lawyers
    • Rankings & Awards
       2018
      Chambers Europe
    • Rankings & Awards
       2018
      Chambers Global
    • Rankings & Awards
       2018
      Décideurs Juridiques
    • Rankings & Awards
       2018
      Who's Who Legal
    • Rankings & Awards
       2018
      Who's Who Patents
    • Rankings & Awards
       2018
      WTR
  • 2017

    • Rankings & Awards
       2017
      WTR
    • Rankings & Awards
       2017
      Best in Life Sciences Europe Women Business Law by Legal Media Group
    • Rankings & Awards
       2017
      Who's Who Patents
    • Rankings & Awards
       2017
      Who's Who Legal
    • Rankings & Awards
       2017
      Décideurs Juridiques
    • Rankings & Awards
       2017
      Chambers Global
    • Rankings & Awards
       2017
      Chambers Europe
    • Rankings & Awards
       2017
      Best Lawyers
    • Rankings & Awards
       2017
      MIP
    • Rankings & Awards
       2017
      Legal 500
    • Rankings & Awards
       2017
      IP Star
    • Rankings & Awards
       2017
      IAM
  • 2016

    • Rankings & Awards
       2016
      IAM
    • Rankings & Awards
       2016
      IP Star
    • Rankings & Awards
       2016
      Legal 500
    • Rankings & Awards
       2016
      MIP
    • Rankings & Awards
       2016
      Best Lawyers
    • Rankings & Awards
       2016
      Chambers Europe
    • Rankings & Awards
       2016
      Chambers Global
    • Rankings & Awards
       2016
      Décideurs Juridiques
    • Rankings & Awards
       2016
      Who's Who Legal
    • Rankings & Awards
       2016
      Who's Who Patents
    • Rankings & Awards
       2016
      Best in Life Sciences Europe Women Business Law by Legal Media Group
    • Rankings & Awards
       2016
      WTR
  • 2015

    • Rankings & Awards
       2015
      WTR
    • Rankings & Awards
       2015
      Who's Who Patents
    • Rankings & Awards
       2015
      Who's Who Legal
    • Rankings & Awards
       2015
      Décideurs Juridiques
    • Rankings & Awards
       2015
      Chambers Global
    • Rankings & Awards
       2015
      Chambers Europe
    • Rankings & Awards
       2015
      Best Lawyers
    • Rankings & Awards
       2015
      MIP
    • Rankings & Awards
       2015
      Legal 500
    • Rankings & Awards
       2015
      IP Star
    • Rankings & Awards
       2015
      IAM
  • 2014

    • Rankings & Awards
       2014
      IAM
    • Rankings & Awards
       2014
      IP Star
    • Rankings & Awards
       2014
      Legal 500
    • Rankings & Awards
       2014
      MIP
    • Rankings & Awards
       2014
      Best Lawyers
    • Rankings & Awards
       2014
      Chambers Europe
    • Rankings & Awards
       2014
      Chambers Global
    • Rankings & Awards
       2014
      Décideurs Juridiques
    • Rankings & Awards
       2014
      Who's Who Legal
    • Rankings & Awards
       2014
      Who's Who Patents
    • Rankings & Awards
       2014
      WTR
  • 2013

    • Rankings & Awards
       2013
      WTR
    • Rankings & Awards
       2013
      Who's Who Patents
    • Rankings & Awards
       2013
      Who's Who Legal
    • Rankings & Awards
       2013
      Décideurs Juridiques
    • Rankings & Awards
       2013
      Chambers Global
    • Rankings & Awards
       2013
      Chambers Europe
    • Rankings & Awards
       2013
      Best Lawyers
    • Rankings & Awards
       2013
      MIP
    • Rankings & Awards
       2013
      Legal 500
    • Rankings & Awards
       2013
      IP Star
    • Rankings & Awards
       2013
      IAM
  • 2012

    • Rankings & Awards
       2012
      IAM
    • Rankings & Awards
       2012
      IP Star
    • Rankings & Awards
       2012
      Legal 500
    • Rankings & Awards
       2012
      MIP
    • Rankings & Awards
       2012
      Best Lawyers
    • Rankings & Awards
       2012
      Chambers Europe
    • Rankings & Awards
       2012
      Chambers Global
    • Rankings & Awards
       2012
      Décideurs Juridiques
    • Rankings & Awards
       2012
      Who's Who Legal
    • Rankings & Awards
       2012
      Who's Who Patents
    • Rankings & Awards
       2012
      WTR
  • 2011

    • Rankings & Awards
       2011
      WTR
    • Rankings & Awards
       2011
      Who's Who Patents
    • Rankings & Awards
       2011
      Who's Who Legal
    • Rankings & Awards
       2011
      Décideurs Juridiques
    • Rankings & Awards
       2011
      Chambers Global
    • Rankings & Awards
       2011
      Chambers Europe
    • Rankings & Awards
       2011
      Best Lawyers
    • Rankings & Awards
       2011
      MIP
    • Rankings & Awards
       2011
      Legal 500
    • Rankings & Awards
       2011
      IP Star
    • Rankings & Awards
       2011
      IAM
  • 2010

    • Rankings & Awards
       2010
      IAM
    • Rankings & Awards
       2010
      IP Star
    • Rankings & Awards
       2010
      Legal 500
    • Rankings & Awards
       2010
      MIP
    • Rankings & Awards
       2010
      Best Lawyers
    • Rankings & Awards
       2010
      Chambers Europe
    • Rankings & Awards
       2010
      Chambers Global
    • Rankings & Awards
       2010
      Décideurs Juridiques
    • Rankings & Awards
       2010
      Who's Who Legal
    • Rankings & Awards
       2010
      Who's Who Patents
    • Rankings & Awards
       2010
      WTR
  • 2009

    • Rankings & Awards
       2009
      WTR
    • Rankings & Awards
       2009
      Who's Who Patents
    • Rankings & Awards
       2009
      Who's Who Legal
    • Rankings & Awards
       2009
      Décideurs Juridiques
    • Rankings & Awards
       2009
      Chambers Global
    • Rankings & Awards
       2009
      Chambers Europe
    • Rankings & Awards
       2009
      Best Lawyers
    • Rankings & Awards
       2009
      MIP
    • Rankings & Awards
       2009
      Legal 500
    • Rankings & Awards
       2009
      IP Star
    • Rankings & Awards
       2009
      IAM
  • 2008

    • Rankings & Awards
       2008
      IAM
    • Rankings & Awards
       2008
      IP Star
    • Rankings & Awards
       2008
      Legal 500
    • Rankings & Awards
       2008
      MIP
    • Rankings & Awards
       2008
      Best Lawyers
    • Rankings & Awards
       2008
      Chambers Europe
    • Rankings & Awards
       2008
      Chambers Global
    • Rankings & Awards
       2008
      Décideurs Juridiques
    • Rankings & Awards
       2008
      Who's Who Legal
    • Rankings & Awards
       2008
      Who's Who Patents
    • Rankings & Awards
       2008
      WTR
  • 1997

    • Qualifications (Year of Call/Admission, etc.)
       1997
      Avocat à la Cour, Paris bar
  • 1995

    • Education
       1995
      University of Paris II, Master in Law II (DESS), Industrial Property law
  • 1994

    • Education
       1994
      University of Paris II, Master in Law II (DEA), EU law
  • 1993

    • Education
       1993
      University of Paris II and Ludwig Maximilian Universität (Munich), Master in Law I (Maîtrise), Business Law and Tax Law, German Law