RELATED STORY | This fast food chain had the fastest drive-thru, but was it the most accurate? KFC has used the trademarked phrase "original recipe" for over half a century. In the lawsuit, the company stated it continues to be a cornerstone of KFC’s ...

particularly within the chicken QSR (quick-service restaurant) category," Yum CEO David Gibbs said. KFC trademarked the "original recipe" phrase in 1984, calling it a secret blend of 11 herbs and spices.

KFC claims Church’s use of the marketing phrase will deceive customers into thinking they are buying items from KFC.

KFC and Church’s are in a beef over fried chicken. The chain formerly known as Kentucky Fried Chicken has sued its competitor for the recent use of the term “Original Recipe” in promotions. KFC has used “Original Recipe” for more than 50 years to describe its blend of 11 herbs and spices.

Last week, KFC accused Church’s Texas Chicken of violating its trademark rights when its fried chicken competitor began using the words “Original Recipe” in its advertising and promotions. KFC claimed in a lawsuit that beginning September 30,

KFC has accused Church's Texas Chicken of violating its trademark rights when its fried chicken competitor began using the words