Maria Athanassiadou

Partner at Dr Helen G Papaconstantinou and Partners Law Firm

Maria Athanassiadou is an attorney at law and one of the founding partners of Dr Helen G Papaconstantinou and Partners law firm (HP&P), where she also heads the patents and industrial designs department. HP&P is one of the oldest and largest IP law firms in Greece and broadly recognised as the leading boutique in the country. Ms Athanassiadou holds a law degree from the University of Athens and a master’s in Spanish studies from the University of Barcelona. She has been a member of the Athens Bar since 1996 and is admitted to practise before the Supreme Court and the Council of State.

With more than 25 years’ experience in all IP fields, she focuses her practice on IP litigation, prosecution and counselling, with a particular emphasis on patents, utility models, supplementary protection certificates, industrial designs and trademarks. Ms Athanassiadou advises major international as well as local clients especially in the pharmaceutical sector, assisting them with building and developing effective strategies that suit their business objectives and purposes.

Ms Athanassiadou is an active member of the International Federation of Intellectual Property Attorneys, the Pharmaceutical Trademarks Group and the International Trademark Association.

She is a regular contributor to Wolters Kluwer Manual IP, Katzarov’s Manual on Industrial Property and several INTA resources, as well as various significant trademark, designs and patent publications. Recent contributions include:

  • Designs 2020 - A Global Guide: Greece, supplement to World Trademark Review, December 2019;
  • General Court provides guidance on proof of enhanced distinctiveness, WTR Daily, November 2019;
  • Greece: Patent Litigation - Comparative Guide, The Legal 500 & The In-House Lawyer, November 2019;
  • 3rd Edition Intellectual Property Country Comparative Guide, The Legal 500, June 2019;
  • Patents in Greece, Lexology GTDT, May 2019;
  • Business Brief: Greece, WIPR Annual 2019; and
  • Patents in Europe: Helping business compete in the global economy 2019/2020, supplement to IAM, April 2019.

Professional associations

  • INTA
  • PTMG

Firm details

Dr Helen G Papaconstantinou and Partners Law Firm
2 Coumbari Street
Athens 10674

Contact details

See firm profile