Autozone, Inc. And Speedbar, Inc. v. Tandy Corp.

OPINION

KAREN NELSON MOORE, Circuit Judge.

This case springs from a trademark dispute between two large nationwide retailers in the seemingly disparate markets of automotive parts and electronics. Plaintiff-Appellant AutoZone, Inc. (“AutoZone”) is a nationwide retailer of consumer automotive products that uses the mark AU-TOZONE. AutoZone and its wholly owned subsidiary Speedbar, Inc. brought an action against DefendanLAppellee Tan-dy Corporation (“Tandy” or “Radio Shack”), which owns the Radio Shack chain, after Tandy began using its POW-ERZONE mark to promote a section of its retail outlets…