District of Columbia Personal Injury Lawyer
All District of Columbia Personal Injury lawyers or refine by the following cities
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Legal Term Highlighted
patent: A legal monopoly, granted by the U.S. Patent and Trademark Office (PTO), for the use, manufacture and sale of an invention. 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.
