OpenAI would be one of the most highly anticipated potential initial public offerings, in what is set to be a major year of I.P.O.s for Silicon Valley.
A nine-member jury found that Mr. Musk had waited too long to sue. The setback for the tech mogul frees OpenAI to continue in the artificial intelligence race.
A jury in Oakland, Calif., reached a decision after a three-week long trial seen as pivotal for the future of OpenAI and the artificial intelligence race.