Source: U.S. Patent and Trademark Office
Release: U.S. Granted Patents by States, Territories, and Countries
Patent origin is determined by the residence of the first-named inventor.
A plant patent is granted by the United States government to an inventor (or the inventor's heirs or assigns) who has invented or discovered and asexually reproduced a distinct and new variety of plant, other than a tuber propagated plant or a plant found in an uncultivated state.
See PTMT Products and Services Brochure and Types of patent applications and proceedings for more information.
U.S. Patent and Trademark Office, U.S. Granted Patents: Plant Patents Originating in Vietnam [PATENT4NVNPLANT], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PATENT4NVNPLANT, March 28, 2023.