On April 10, 2013, who has priority to obtain a patent for an invention? The individual who is the _____.

On April 10, 2013, the United States had recently shifted to a first-inventor-to-file system under the America Invents Act. Priority generally goes to the inventor who files a patent application first, so the correct choice is “first to file.” Publishing first or merely defending a claim does not establish priority.

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