Impossible's patent is valid: US Patent and Trademark Office

The US Patent and Trademark Office has rejected Motif Foodworks’ request for an inter partes review of Impossible Foods’ patent of meaty-tasting heme-containing proteins in meat alternatives. 

Motif filed the 87-page petition with the US Patent and Trademark Office in April 2022, arguing that key parts of Impossible’s process were public before Impossible claims to have developed them…