It was first produced in York, Pennsylvania by Henry C. Kessler at his York Cone Company in 1940, for sale in the Northeastern United States, Ohio, Indiana and Florida. [1] In 1972, the York Cone Company was acquired by Peter-Paul, which launched the York Peppermint Pattie nationally in 1975.
In 1978, Peter-Paul merge[Cadbury Schweppes]]. York passed to the Hershey Foods Corporation when it acquired the US operations of Cadbury Schweppes in 1988.
http://en.wikipedia.org/wiki/York_Peppermint_Pattie
So now will be be known as the “Juarez Peppermint Patty” or something similar?