Federal Court rules pulsed electric field tech not covered by McCain patent on french fry treatment

By Karunjit Singh ( July 16, 2025, 4:15 PM EDT) -- The Federal Court has dismissed a patent infringement suit brought by McCain Foods, finding that the company’s claims over electric field processing of potatoes for french fries does not extend to a newer pulsed electric field (PEF) technology, which applies higher electric fields in rapid pulses....