Taco Bell is challenging trademarks on the phrase "Taco Tuesday" in a PR blitz.
"Nobody should have should have exclusive rights in a common phrase," one of Taco Bell's petitions reads.
Taco John's controls a trademark for "Taco Tuesday" in 49 states, according to Nation's Restaurant News.
Taco John's website on Tuesday after it released its response to Taco Bell's petitions.
"Taco John's, despite all of its claims to the contrary, did not invent Taco Tuesday — nowhere even close to inventing Taco Tuesday," Arellano told Marketplace.