Factbox-Elon Musk's missed deadlines for FDA approval of Neuralink brain-chip trials

FILE PHOTO: Neuralink logo and Elon Musk silhouette are seen in this illustration taken, December 19, 2022. REUTERS/Dado Ruvic/Illustration

(Reuters) - Several times since 2019, billionaire Elon Musk has predicted his brain-chip company, Neuralink, would soon secure FDA approval for human trials. But the company's application was rejected in early 2022, Neuralink staffers told Reuters, and the company is still working through the agency's concerns over the safety of the experimental implant.

Here is a history of Musk's predictions of FDA clinical-trial approval: