The hearing focused on whether the Kimeses should be allowed to post bail or be held behind bars before possible extradition to Utah.
The Justice Department had no comment, but an official said it was looking at the case to determine its legal options, including possible extradition.
General Pinochet, 84, has complained of poor health as he waits for possible extradition to Spain on charges of torture.
Mr. Cavallo is in Mexico awaiting possible extradition to Spain.
The sentence and a possible extradition to her home country created diplomatic tensions between France and Mexico.
He is expected to be held pending a decision on possible extradition to Germany, Reuters said.
He could also face possible extradition to Israel.
He referred almost all questions about the possible extradition to the Justice Department.
Mr. Frankel is in a Hamburg jail awaiting possible extradition.
The diplomatic move came after Washington gave its consent to a possible extradition earlier this summer.