Gene Maddaus Senior Media WriterA judge has rejected a copyright lawsuit that claimed that Marshmello’s 2018 hit “Happier” infringed on an earlier song.Arty, a Russian DJ whose legal name is Artem Stoliarov, filed suit in 2019, claiming that Marshmello’s song ripped off the synthesizer melody from his 2014 remix of the song “I Lived.”Arty was represented by Richard Busch, the attorney who represented the family of Marvin Gaye in the famous “Blurred Lines” case.In a ruling on Thursday, U.S.