definiens: means all information and materials pertaining to the Extracts or Vaccine Compositions supplied hereunder, or the manufacture, use or, in the case of Vaccine Compositions, deve lopment thereof, as the case may be, that is owned or contr olled by Sutro and ( subject to Section 15.2 ) its Af filiates at any time during the Term, including ( i ) practices, prot ocols, methods, techniques, specifications, formula e, standard operating procedures, analytical methods, material and vendor lists, ( ii ) analytical, quality control and stability data, batch records, and other chemistry, manufactu ring and control ( CMC ) data, ( iii ) regulatory docum entation, and ( iv ) tangible materials and reagents ; in each c ase as and to the extent reasonably necessary or us eful for [COMPANY] to exercise the rights granted to it under this Agreement . Notwithstanding the foregoing, in no event shall Sutro Know - How include any information or mat erials of Sutro ’s third - party collaborators or subl icensees, except for such information or materials pertaining to the Sutro Platform which Sutro has the right to provide to [COMPANY] in accordance with this Agreement