EXHIBIT 4.1 AMENDMENT NO. 1 TO INVESTMENT AGREEMENT This Amendment No. 1 to Investment Agreement (this "Amendment") is made as of January 26, 1998 by and between Hatteras Partners, L.P., formerly known as Ramius Hatteras Partners, L.P. (the...Investment Agreement • February 9th, 1998 • Advanced Tissue Sciences Inc • Biological products, (no disgnostic substances)
Contract Type FiledFebruary 9th, 1998 Company Industry