Exhibit 4.4 Warrant Agreement Dated as of _________, 2003 WARRANT AGREEMENT, dated as of _________, 2003, between BioTime, Inc., a California corporation (the "Company"), and American Stock Transfer & Trust Company ("Warrant Agent") for the benefit of...Warrant Agreement • October 3rd, 2003 • Biotime Inc • Biological products, (no disgnostic substances) • California
EXHIBIT 10.19 STAND-BY PURCHASE AGREEMENTStand-by Purchase Agreement • October 3rd, 2003 • Biotime Inc • Biological products, (no disgnostic substances) • California
