3 ms·Cool patent. did this contribute to redheads needing sunscreen?by mkoryak 4y agoCool patent. did this contribute to redheads needing sunscreen?ars 4y agoIt's very unlikely it was ever used - among other reasons it would be way too expensive for something as simple as fries (chips).knodi123 4y agoAnd because the last step is to freeze them, making them no longer appetizing.