definiens: means, ( i ) with respect to the Founders, ( A ) for a period ofsix ( 6 ) months after the Closing Date for the Closing Shares subject to any restrictions containedin the Founder ’s Stock Restriction Agreement, ( B ) for a period beginning on the MilestoneAchievement Date and ending immediately upon lapse of the restrictions contained in the StockRestriction Agreement for the Milestone Shares payable for the Time - based Milestone, and(C ) for a period of ninety ( 90 ) days after the Milestone Achievement Date for the MilestoneShares ( other than any Milestone Shares payable for the Time - based Milestone ), and ( ii ) withrespect to all other Securityholders, for a period of ( A ) six ( 6 ) months after the Closing Date for theClosing Shares and ( B ) ninety ( 90 ) days after the Milestone Achievement Date for the MilestoneShares