Examlex
One of the nearest stars is Alpha Centauri,whose distance is 4.4 light-years.The time it takes light to travel from Alpha Centauri to us is:
First Amendment
A provision in the United States Constitution protecting freedoms concerning religion, expression, assembly, and the right to petition.
Patent
A government grant to an inventor, giving the exclusive right to make, use, or sell an invention for a set period.
U.S. Patent and Trademark Office
The federal agency responsible for granting U.S. patents and registering trademarks, providing protection for inventors and businesses.
Federal District Court
The general trial courts of the United States federal court system, where civil and criminal cases are filed.
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