EXHIBIT 4.1 WARRANT TO PURCHASE A MAXIMUM OF _________ SHARES OF COMMON STOCK OF CALYPTE BIOMEDICAL CORPORATION (Void after December ___, 2001) THESE SECURITIES HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. THEY MAY NOT BE...Warrant Agreement • January 4th, 1999 • Calypte Biomedical Corp • Laboratory analytical instruments • Delaware
1 EXHIBIT 2.1 ASSET PURCHASE AGREEMENT BY AND BETWEEN CAMBRIDGE BIOTECH CORPORATIONAsset Purchase Agreement • January 4th, 1999 • Calypte Biomedical Corp • Laboratory analytical instruments • New York
