CONFIDENTIALLicense Agreement • October 12th, 2000 • Athersys Inc /Oh • Ohio
1 ATHERSYS, INC. Exhibit 4.6 AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT THIS AMENDED AND RESTATED REGISTRATION RIGHTS AGREEMENT (this "AGREEMENT"), dated as of the 28th day of April, 2000, is by and among Athersys, Inc. (the "COMPANY"), Primus...Registration Rights Agreement • October 12th, 2000 • Athersys Inc /Oh • Delaware
EXECUTION COPY ATHERSYS, INC. REGISTRATION RIGHTS AGREEMENT ----------------------------- THIS REGISTRATION RIGHTS AGREEMENT (the "AGREEMENT") is made as of October 21, 1999 by and among ATHERSYS, INC., a Delaware corporation (the "COMPANY"), and ELAN...Registration Rights Agreement • October 12th, 2000 • Athersys Inc /Oh • Delaware
CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION. ASTERISKS DENOTE SUCH OMISSIONS. LICENSE AGREEMENTLicense Agreement • October 12th, 2000 • Athersys Inc /Oh • New York
AMONGWarrant Purchase Agreement • October 12th, 2000 • Athersys Inc /Oh • Delaware
WITNESSETHTransfer Agreement • October 12th, 2000 • Athersys Inc /Oh
FUNDING AGREEMENTFunding Agreement • October 12th, 2000 • Athersys Inc /Oh • New York
L E A S E ---------Athersys Inc /Oh • October 12th, 2000
ANDResearch Collaboration Agreement • October 12th, 2000 • Athersys Inc /Oh • New York
CONFIDENTIAL MATERIAL OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION. ASTERISKS DENOTE SUCH OMISSIONS. SUBSCRIPTION, JOINT DEVELOPMENT AND OPERATING AGREEMENT ELAN CORPORATION, PLC (ACTING THROUGH ITS DIVISION ELAN...Joint Development and Operating Agreement • October 12th, 2000 • Athersys Inc /Oh • New York
BACKGROUNDCooperative Research and Development Agreement • October 12th, 2000 • Athersys Inc /Oh • Alabama
AGREEMENT BY AND BETWEEN ATHERSYS, INC. ANDContribution and Assumption of Liabilities Agreement • October 12th, 2000 • Athersys Inc /Oh • Delaware
MASTER MATERIAL TRANSFER AGREEMENT/ NON-EXCLUSIVE LICENSE AGREEMENT FOR NON- COMMERICAL RESEARCH PURPOSES ONLYMaster Material Transfer Agreement • October 12th, 2000 • Athersys Inc /Oh
1 Exhibit 4.2 STOCK PURCHASE AND STOCK EXCHANGE AGREEMENT This Stock Purchase and Stock Exchange Agreement ("Agreement") is made as of the 19th day of March, 1996, by and between Athersys, Inc., a Delaware corporation (the "Company"), and Michael...Stock Purchase and Stock Exchange Agreement • October 12th, 2000 • Athersys Inc /Oh • Ohio
RECITALS --------O Indemnification Agreement • October 12th, 2000 • Athersys Inc /Oh • Delaware
RECITALS:Share Transfer and Restriction Agreement • October 12th, 2000 • Athersys Inc /Oh • Delaware
