NASCAR and the two teams that it is being sued by failed to reach a settlement after two days of a court-mandated judicial settlement conference.

23XI Racing and Front Row Motorsports are asking for a summary judgment on NASCAR’s counterclaim that alleges the teams conspired for better terms during the charter negotiations.

A summary judgment has been issued after Marussia claimed Manor Grand Prix Racing infringed its trademark by using its name during the 2015 Formula 1 season.In legal documents, the claim stated Marussia licensed the trademark to Manor to use as its Formula 1 team and chassis name, but that the...