<ul><li><a href=https://www.zakonyprolidi.cz/cs/2003-441 target=_blank>Act on Trademarks(Zakon o ochranných známkách, Act No. 441/2003 Coll., last updated on 1 February 2022, § 2)</a></li><li><a href=http://www.wipo.int/treaties/en/ShowResults.jsp?treaty_id=8 target=_blank>Parties to the Madrid Protocol</a></li></ul>