نقل التأشيرة من جواز لآخر

Unless previously canceled, a visa is valid until its expiration date. Therefore, if the traveler has a valid U.S. visa in an expired passport, do not remove the visa page from the expired passport. You may use it along with a new valid passport for travel and admission to the United States.

هذا الكلام نسخته لك من موقع امريكي حكومي...

http://travel.state.gov/visa/temp/ty...68.html#return