Patent License Agreement

Exclusive Patent License Agreement - Massachusetts Institute of Technology and A123 Systems Inc. (Jul 25, 2008)
Patent Cross-License Agreement - Fujitsu Ltd. and Spansion Inc. (2005)
Patent Cross-License Agreement - Advanced Micro Devices Inc. and Spansion Inc. (2005)
Patent, Copyright and Technology License Agreement - Lenovo (Beijing) Ltd., Legend Holdings Ltd., Yu Bing and Wang Zheng (Oct 19, 2004)
Patent Rights Master Agreement and Research License Agreement - Protein Design Labs Inc. and Seattle Genetics Inc. (Jan 9, 2004)
Patent License Agreement - PharmaStem Therapeutics Inc. and Cord Partners Inc. (Jan 1, 2004)
Public Health Service Patent License Agreement-Nonexclusive [Amendment No. 1] - The National Institute of Health, the Centers for Disease Control and Prevention, the Food and Drug Administration and Seattle Genetics Inc. (Jul 14, 2000)
Exclusive Patent and Non-Exclusive Copyright License Agreement - Massachusetts Institute of Technology and Akamai Technologies Inc. (Oct 26, 1998)
Public Health Service Patent License Agreement-Nonexclusive - The National Institute of Health, the Centers for Disease Control and Prevention, the Food and Drug Administration and Seattle Genetics Inc. (Sep 15, 1998)
Agreement for Cooperative Use of Communication Patents - Inline Connection Corp. and CAIS Inc. (Nov 5, 1996)
Patent Sublicense Agreement - LiFePO4+C Licensing AG and A123 Systems Inc.
Innovator's Patent Agreement - Twitter Inc.