definiens: means any and all Patent Rights that are Controlled by Editas or any of its Affiliates ( other than through the grant of a license from Juno or any of its Affiliates to Editas or any of its Affiliat es ) on or after the Execution Date or at any time thereunder until the end of the Term, and that claim or cover ( a ) any Licensed RNP Complex, Licensed Product or Licensed Program Target, or the Research, Development, Manufacturing, Commercialization or ot her exploitation of any of the foregoing ; or ( b ) any Editas Licensed Background Know -How, including ( i ) the Patent Rights identified as in the Licensed Program Addendum for the Initial Licensed Program attached hereto as Exhibit A -1, and ( ii ) any Patent Rights identified as in any other Licensed Program Addendum, but, in all cases, expressly excluding Joint Patents, Joint Collaboration Patents, Editas Licensed Collaboration Patents and Excluded Patents ; provided, however, that, on a Licensed Program -by - Licensed Program basis, ( A ) with respect to any Patent Rights that are Pre Opt -In Subsequently Obtained Licensed IP for 7 such Licensed Program, such Patent Rights shall be included within the definition of Editas Licensed Background Patents only if such Patent Rights are included in the applicable Licensed Program Addendum or ( B ) with respect to any Patent Rights that are Subsequently Obtained Licensed IP, such Patent Rights shall be included within the definition of Editas Licensed Background Patents only if the provisions of Section 7.17 are met