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The International League of Competition Law (LIDC) is a long-standing international association, which was created in 1930. The LIDC focuses on the study of competition law, intellectual property law and unfair competition law. It is a unique platform for exchanging and developing ideas and knowledge on the intersection of competition, intellectual property and unfair competition laws, both at national level and in an international setting.

The LIDC’s is constituted by National Groups that agree with the LIDC’s purposes and participate in its activities. Individual members from countries where no national group is currently constituted can also become an LIDC member.

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Upcoming activities
Thursday 21 September
Gothenburg Congress 2023
Next congress
Gothenburg Congress on 21-24 September 2023
The next LIDC Congress will be held in Gothenburg in Sweden on 21-24 September 2023. The questions that will be discussed are the followings: "Question A: Do recent developments in enforcement, case-law, and guidance from competition authorities and regulators make the delineation between legitimate and efficient purchasing and supply arrangements and infringing conduct sufficiently clear in practice that businesses and their advisors know how to stay on the right side of the law?" ; "Question B: What mechanisms exist to avoid over-broad trademarks and address concerns that the trademark registers are clogged (e.g. bad faith in Sky v SkyKick; requirements for…
LIDC Webinars serie
LIDC Lunchtime Webinar: Impact of the War in Ukraine on Energy Market and Regulation - Friday 27 January 2023
Dear Member, We are pleased to announce that the LIDC will be holding a lunchtime webinar on Friday 27 January at 1.00pm CET (midday UK time). Pierre Goffinet will be speaking on the following: THE IMPACT OF THE WAR IN UKRAINE ON THE ENERGY MARKET AND THE ENERGY REGULATION The session will be moderated by Carmen Verdonck, Partner, ALTIUS. Registration: please register via the LIDC secretariat. Registration will close midday on Thursday 26 January. Kind regards, The LIDC
Events organized by the national groups
Czech LIDC National Conference 2022 in Prague
After a long three year pause due to the Covid-19 pandemic, the Czech LIDC group organized a conference in Prague on November 8, 2022 which has been focused on the actual topics of the IP Law as a part of the Unfair Competition. Many interesting presentations were given during this annual national conference. The speakers talked about hot topics such as sustainability within IP and competition law which was presented by this year’s national reporter of the Czech LIDC group, i.e. by Ms. Radka MacGregor Pelikánová from the Metropilitan University in Prague. The national conference was also enriched by Mr.…