What should be the time interval between feeding O1 and EB1 for progress to be seen?

A key differentiation exists between O-1 and EB-1 visas. While all EB-1 qualifiers likely qualify for an O-1, the inverse is not necessarily true. Those satisfying O-1 standards may immediately qualify for EB-1 without waiting. However, additional EB-1 criteria must demonstrate that one’s impact and acclaim have grown measurably since the initial O-1 petition. 

Specifically, the O-1 requires proving extraordinary ability in one’s field and a U.S. employer willing to leverage those skills. By contrast, the EB-1 adjudicator must determine whether the applicant’s sustained contributions substantially benefit the nation, warranting permanent residence without needing an employer tie. 

Thus, despite both acknowledging exceptional talent, the EB-1 establishes more stringent standards regarding demonstrated sustained impact. Applicants must make the case that their achievements have clearly progressed beyond the O-1 thresholds. There is no fixed timeframe or benchmark governing when this transition may occur. Yet the evidence must unambiguously convey amplified leadership and significance augmenting one’s discipline or field over time in the United States. 

Ultimately, USCIS seeks confidence through each adjudication that those petitioning for permanent residency rather than temporary skills utilization will meaningfully enrich national interests at the highest levels over the long term.