Stock Purchase Agreement and Development Collaboration and License Agreement Sample Contracts
AMENDMENT TO STOCK PURCHASE AGREEMENT AND DEVELOPMENT COLLABORATION AND LICENSE AGREEMENT THIS AMENDMENT TO STOCK PURCHASE AGREEMENT AND DEVELOPMENT COLLABORATION AND LICENSE AGREEMENT (this "Agreement") is dated as of April 29, 1998, between Alteon...Stock Purchase Agreement and Development Collaboration and License Agreement • May 6th, 1998 • Alteon Inc /De • Pharmaceutical preparations