AMENDMENT NO. 4 TO RIGHTS AGREEMENT ----------------------------------- THIS AMENDMENT NO. 4 (the "Amendment"), dated as of the 30th day of December, 2002, to the Rights Agreement dated as of the 26th day of June, 1996 (the "Agreement"), between...Rights Agreement • January 2nd, 2003 • Viskase Companies Inc • Plastics products, nec • Delaware
