A legal right, granted by the U.S. Patent and Trademark Office (USPTO), to exclude others from making, using, manufacturing, or selling an invention in the United States (or importing the invention into the U.S.). Patents on useful devices, called utility patents, last for 20 years from the date the patent application was filed. Design patents last for 14 years from the date issued. And plant patents last for 17 years from the date issued.
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