Agrant from the federal government conferring the rights to exclude others from making, selling, or using an invention for a specific period of time is referred to as a(n)

A grant from the federal government conferring the rights to exclude others from making, selling, or using an invention for a specific period of time is referred to as a patent. The patent may refer to a new process, a new device, a new product or a refinement or improvement thereof. The duration of the Patent varies according to the state where it is being processed, the item and the need for its use.

Where is the map? explain the choices?