January 13, 2025
The acting leader of the U.S. Patent and Trademark Office shot down a bid by a Cambridge, Massachusetts, gene-editing startup to review decisions rejecting its challenges to patents covering purportedly novel corn seeds developed by a unit of DowDuPont spin-off Corteva.
October 16, 2024
The Patent Trial and Appeal Board has said it won't review a challenge to a plant utility patent owned by a unit of a DowDuPont spin-off, handing another loss to a Massachusetts plant breeding startup in a larger legal fight over seed patents between the companies.