EXHIBIT 4.9 AMENDMENT NO. 2 TO PREFERRED SHARES RIGHTS AGREEMENT BETWEEN CATALYTICA, INC. AND CHASEMELLON SHAREHOLDER SERVICES, L.L.C. This Amendment No. 2 to the Preferred Shares Rights Agreement, dated as of October 23, 1996, as amended by Amendment...Preferred Shares Rights Agreement • August 14th, 2000 • Catalytica Inc • Services-commercial physical & biological research
