definiens: - shall mean the Patent Rights more particularly set out in Schedule 1 relating to the CAT Library and its use together with any Patent Rights which become Contro lled by CAT after the Effective Date which relate to the CAT Library or i ts use . For the avoidance of doubt, CAT Background Patent Rights do not and shal l not include ( i ) the CAT Diabodies Patent Rights, ( ii ) any Patent Rights acq uired by or licensed to CAT after the Effective Date for which the consideratio n paid by CAT exceeds one hundred thousand US dollars ( US$ 100,000 ), or equiva lent in the case of non - cash consideration and ( iii ) the practice of the CAT Bac kground Patent Rights within the fields licensed to Third Parties pursuant to th e agreements set out in Schedule 7 ( the ) for a s long as such Additional Excluded Fields are exclusively licensed to such Th ird Parties pursuant to those agreements