Exhibit 4.4 IBASIS, INC. AND THE BANK OF NEW YORK, AS TRUSTEE INDENTURE DATED AS OF ___ ___, 2004 6 3/4% CONVERTIBLE SUBORDINATED NOTES DUE 2009Indenture • May 14th, 2004 • Ibasis Inc • Telephone communications (no radiotelephone) • New York
Contract Type FiledMay 14th, 2004 Company Industry Jurisdiction