Kirk Burrowes claims Janice Smalls coordinated with her son and other co-conspirators to intimidate him into signing over his alleged 25% stake in Bad Boy Entertainment.
A Jane Doe plaintiff also sued the hip-hop label and its corporate Universal Music Group for enabling the alleged harassment and abuse when Liles served as Def Jam's president.
The John Doe, who says he was then working as a "male companion service worker," is accusing the hip-hop mogul of drugging and assaulting him in a New York hotel room in 2012.
The ruling comes after a jury found that the publisher breached the "Ultra" mark by continuing to use the name beyond the expiration of its license.
The rapper is heading for another courtroom showdown with his former associate after being acquitted in the criminal case.
Lisa Jeanine Findley had been charged with attempting to fraudulently auction Graceland and steal the Presley family's ownership interest in the estate.
Joe Tacopina also called the prosecution's focus on the rapper's family a "fatal mistake."
Megan sued blogger Milagro "Gramz" Cooper in October for defamation, cyberstalking, emotional distress and more.
Gossip blogger Tasha K has agreed to pay Cardi more than $1 million over the next five years and refrain from talking about the rapper or her family.
The former couple finalized their divorce in early January.
