|Right: Subcommandante Marcos of the EZLN (Ejército Zapatista de Liberación Nacional, or Zapatista National Liberation Army)|
The law entitles the owner to exclude others from using a trademark/mark.
A person acquires the right to exclude others from using the trademark/mark by being the first to use it in the marketplace.
The owner of a trademark/mark may enforce the right to exclude others in an action for infringement or unfair competition. 15 USC