Common use of Reversion to Rigel Clause in Contracts

Reversion to Rigel. The following shall become Rigel Technology, and Rigel shall have no obligations to Pfizer with respect to: Molecular Targets which are not selected pursuant to Section 2.6.3; and any Molecular Target for which Pfizer has failed to satisfy the due diligence obligations set forth in Section 2.6.3; PROVIDED, HOWEVER, that no Molecular Target for which Pfizer has initiated HTS shall revert to Rigel. [*] = CERTAIN CONFIDENTIAL INFORMATION CONTAINED IN THIS DOCUMENT, MARKED BY BRACKETS, HAS BEEN OMITTED AND FILED SEPARATELY WITH THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO RULE 406 OF THE SECURITIES ACT OF 1933, AS AMENDED.