Another day, still another lawsuit. Apple has filed a lawsuit against three companies it alleges are selling knockoff power adapters for MacBooks and MacBook Pros, reports “CNET” (

The lawsuit was filed in U.S. District Court for the Northern District of California on Thursday. It names Brilliant Store, Sunvalleytek International, and as defendants. Apple cited a patent it received in 2003 for the power adapter design, notes “CNET.”