Carol Plunkett


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Carol is a highly respected commercial litigator, with particular expertise in intellectual property disputes. She also acts for a number of State Regulators, advising on regulatory disputes.

Recent significant cases include:

  • Advising a large corporation in the food sector on trade mark, design and copyright issues related to consumer products including brand clearance, IP infringement risks and IP enforcement issues.
  • Acting for MSD in the defence of Commercial Court patent infringement proceedings brought by Bristol Myers Squibb / Ono Pharmaceutical / Tasuko Honjo.  
  • Acting for GlaxoSmithKline in its trade mark infringement and passing off action against Rowex Limited (part of the Rowa/Sandoz group) in the Irish Commercial Court relating to one of its biggest selling pharmaceutical products, SERETIDE, a treatment for asthma and COPD. 
  • Acting for Vacaciones eDreams, one of Europe’s biggest online travel agencies, in trade mark infringement, passing off and competition law proceedings before the Commercial Court issued by Ryanair against our client and Google. 
  • Acting for Uniphar (one of Ireland’s largest pre-wholesale pharmaceutical companies owned by community pharmacists) in respect of its defence of trade mark infringement proceedings which have recently been issued before the Irish High Court. 
  • Acting on behalf of ASICS in relation to competition law proceedings for alleged abuse of dominance brought by an Irish retailer Heatons before the High Court Competition list.
  • Acting for ComReg in the defence of a statutory appeal in the Commercial Court taken by Vodafone Ireland Limited in connection with two regulatory decisions taken by ComReg.

Carol is a consultant, external examiner and lecturer in IP at the Law Society School of Education, a member of its Education Committee, Chairperson of the Law Society Curriculum Development Unit, the Law Society Academic Advisory Board and the Law Society Finuas Network. She lectures and writes widely on intellectual property and regulatory law.

Carol is listed in Best Lawyers 2020 under 'The Best Lawyers in Ireland' for work in Biotechnology Law and Intellectual Property Law.

Clients describe Carol as a "brilliant lawyer" and "leading practitioner."  Chambers Europe 2020

Carol is "rated highly in terms of competence, experience, knowledge and judgement". One client notes that they have worked with Carol "on a number of cases in the last 12 months ranging from SPC validity proceedings to copyright." They add that they "are awaiting judgment in one case where I expected we would lose at the proofs stage but now believe that we will likely win because of the work put in by the team. On the IP side I would rate Fry as the leading firm in Ireland." Legal 500 2020

Carol is lauded as "an intellectual property law giant,"and is reputed for her long-standing experience in the market. Sources highlight her "well-deserved reputation for handling commercial litigation before the Irish courts, based on years of experience." Chambers Europe 2019

Carol Plunkett is recognised in Patents/Trademarks, and Education in the 2019 edition of WIPR Leaders, which ranks the leading IP lawyers globally. 

Carol was listed in Best Lawyers 2019 under 'The Best Lawyers in Ireland' for work in Biotechnology Law and Intellectual Property Law.

Carol Plunkett receives plaudits from a range of sources for her expert IP litigation practice. Market sources label her as "terrific" and "one of the best IP litigators" in the market, with one highlighting the "depth of knowledge" she offers. Chambers Europe 2018

Carol is an "excellent IP litigation strategist". Legal 500 EMEA 2018

According to Chambers Global 2017, one interviewee calls her "a real heavyweight" and "one of the most senior litigators in Ireland," adding: "Nothing fazes her, so that is reassuring for the client." In Chambers Europe 2017 Carol is widely acclaimed for her unrivalled practice handling IP disputes. One source explains: "She brings a whole wealth of experience to the table and is a doyenne of Irish IP law." Legal 500 EMEA 2017 describe Carol as having ‘an amazing IP knowledge base’

In Chambers Europe 2016 Carol is highlighted by market commentators as an "extremely accomplished lawyer" and "a leader in IP litigation." 
Carol was awarded the Best in Litigation Lawyer in Europe Award at the Europe Women in Business Law Awards 2016.
Carol is listed as one of the Top 250 Women in IP globally by Managing Intellectual Property 2016.


Carol Plunkett


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Best Lawyers







Legal 500 Hall of Fame