Four of those trademarks consist of a musical stave with the first nine notes of the musical composition "Für Elise" by Ludwig van Beethoven.
Mark Twain | Mark | Mark Wahlberg | Mark Knopfler | Mark Zuckerberg | Mark Rothko | Mark Antony | Mark the Evangelist | Gospel of Mark | Mark Ronson | The Shield | Mark Spitz | Mark Foley | Mark Murphy (singer) | Mark Murphy | Mark McGwire | Mark Hamill | Deutsche Mark | Mark Taper Forum | Mark Millar | Mark Lewisohn | Mark Kermode | Mark Lanegan | Sheffield Shield | Mark Waugh | Mark Rydell | Mark Goodson | Mark Owen | Mark Mothersbaugh | Mark Medoff |