definiens: . [COMPANY] Collaboration Know - How means ( a ) all Know - How ( otherthan works of authorship ) which is conceived, or, solely with respect to works of authorship, authored, solely by theemployees, contractors ( subject to Section 8.3 ), consultants or agents of [COMPANY] or its Affiliates during, and in the conduct of, the Collaborative Program, excluding Improvements to Momenta Know - How or Improvements to Momenta CollaborationKnow - How, and ( b ) ( i ) Improvements to [COMPANY] Know - How or ( ii ) Improvements to [COMPANY] Collaboration Know - How, which, with respect to each of ( b)(i ) and ( b)(ii ), are made solely by the employees, contractors, consultants or agents of Momenta orits Affiliates, or jointly by the employees, contractors, consultants or agents of [COMPANY] or its Affiliates, on the one hand, andby the employees, contractors, consultants or agents of Momenta or its Affiliates, on the other hand, during, and in theconduct of, the Collaborative Program