How long does the dispute investigation process take? It may take 30 to 90 days depending on the case. You will receive communications as the investigation progresses. Related articles How do I make purchases? I lost my invitation to apply that I received in my mail, can I get it again? How do notary sessions work? How does Aven determine the value of bitcoin to determine my balance, loan-to-value ratio, or liquidation? Is there a grace period for Aven payments?