Erik and Lyle Menendez’s efforts to reduce their life-without-parole prison terms remain in limbo after the ouster earlier this month of Los Angeles County’s top prosecutor, who recommended a new sentence that could clear the way for the brothers’ release.

But those efforts are inching forward Monday when the siblings appear for a status conference to determine if a Dec. 11 resentencing hearing should remain on the schedule, a lawyer for the brothers told NBC News.

Defense attorney Mark…