1 EXHIBIT 4.1Geltex Pharmaceuticals Inc • November 12th, 1999 • Pharmaceutical preparations • Massachusetts
Company FiledNovember 12th, 1999 Industry Jurisdiction
CENTENNIAL TECHNOLOGIES, INC. 7 Lopez Road Wilmington, MA 01887Centennial Technologies Inc • February 8th, 1999 • Computer peripheral equipment, nec • Massachusetts
Company FiledFebruary 8th, 1999 Industry Jurisdiction