<ul><li><a href=https://www.slov-lex.sk/pravne-predpisy/SK/ZZ/2009/506/ target=_blank>Act on Trademarks(Zakon o ochranných známkach, Act No. 506/2009 Coll., last updated on 14 January 2019, § 3, 24)</a></li><li><a href=http://www.wipo.int/treaties/en/ShowResults.jsp?treaty_id=8 target=_blank>Madrid Protocol</a></li></ul>