18 Jul 2014 --- Arcadia Biosciences, Inc., an agricultural technology company focused on developing technologies and products that benefit the environment and human health, today announced that the U.S. Patent and Trademark Office has granted the company a key technology patent for Extended Shelf Life (ESL) tomatoes. The patent covers the non-transgenic modification of a gene in tomato plants that slows the post-harvest ripening of the tomato.