A Chicago-based food company, known for its Pizza Puff and other puff variations, has filed a trademark infringement suit against Little Caesars and asked a federal judge to revoke the defendants’ “Crazy Puff” trademark registration that was finalized last month.

This suit was surfaced by Law.com Radar, ALM’s source for immediate alerting on just-filed cases in state and federal court. Sign up today and be among the first to know about new suits in your region, practice area or client sector.