It has been nearly two years since the Cubs won the 2016 World Series, but the team was just recently named as a defendant in a case alleging that the marketing of a 2016 World Series ivy leaf commemorative constitutes copyright infringement and unjust enrichment.The plaintiff, Daniel Fox, a lifelong Cubs fan now living in Michigan, entered into a licensing agreement with the Cubs in 1984 when he was an advertising executive living in Chicago. Fox contracted with the Cubs to create a commemorative to mark the team’s …