definiens: means any and all Patent Rights that areControlled by Editas or any of its Affiliates ( other than through the grant of a licensefrom Juno or any of its Affiliates to Editas or any of its Affiliates ) as of the AmendmentDate or at any time thereafter until the end of the Term and that claim or cover ( a ) anyCollaboration RNP Complex or Collaboration Target, or the research, development, making, having made, import, use, offering to sell, selling or other exploitation of anyof the foregoing ; or ( b ) any Editas Background Know - How, but in all cases, expresslyexcluding any Collaboration Patents and Excluded Patents ; provided, however, that, on a Program - by - Program basis, with respect to any Patent Rights that areSubsequently Obtained IP, such Patent Rights shall be included within the definitionof Editas Background Patents only if the provisions of Section 7.6(b ) are met