Common use of Licensed Patent Rights; Licensed IP Rights Clause in Contracts

Licensed Patent Rights; Licensed IP Rights. As of the Effective Date, the Licensed Patent Rights have not been held by a court of competent jurisdiction to be invalid or unenforceable, in whole or in part. As of the Effective Date, except as expressly set forth under the heading “Risks Related To Our Industry” in Halozyme’s Form 10-K for the year ending December 31, 2010 filled with the Securities and Exchange Commission (“SEC”), Halozyme has not received written notice of any claim or litigation by any third party alleging that any of the Licensed Patent Rights are invalid or unenforceable. Halozyme has the right to grant the licenses under the Licensed IP Rights pursuant to this Agreement.

Licensed Patent Rights; Licensed IP Rights. As of the Effective Date, the Licensed Patent Rights have not been held by a court of competent jurisdiction to be invalid or unenforceable, in whole or in part. As of the Effective Date, except as expressly set forth under the heading “Risks Related To Our Industry” in Halozyme’s Form 10-K for the year ending December 31, 2010 filled with the Securities and Exchange Commission (“SEC”), Halozyme has not received written notice of any claim or litigation by any third party alleging that any of the Licensed Patent Rights are invalid or unenforceable. Halozyme has the right to grant the licenses under the Licensed IP Rights pursuant to this Agreement.