Parmigiano-Reggiano makers are putting edible microchips the size of a grain of sand into their 90-pound cheese wheels to combat counterfeiters::Italian Parmigiano-Reggiano makers are using microchips to verify the authenticity of their products and thwart scammers.
It’s not a brand name but a regionally protected signifier. Like champagne.
Ah yeah the appellation system. couldn’t you just call it “Champagne-style wine”?