TRIPS Sözleşmesi içerisinde:

Madde 16(2)

Article 6bis of the Paris Convention (1967) shall apply, mutatis mutandis, to services. In determining whether a trademark is well-known, Members shall take account of the knowledge of the trademark in the relevant sector of the public, including knowledge in the Member concerned which has been obtained as a result of the promotion of the trademark.

https://www.wto.org/english/docs_e/legal_e/27-trips_04_e.htm