definiens: means any Know - How or Materials that are, or any Pa tent filed claiming, any improvement, modification, refinement, correcti on, evolution or enhancement of any ( i ) Licensed Technology or ( ii ) any Translate Bio Collaboration Technology, made by Translate Bio and/or its Affili ates and/or its Service Providers which is created or co nceived outside of the Collaboration after the Exec ution Date and is necessary or reasonably useful in the develo pment, manufacture, sale or use of any Product in a Licensed Field, provided, however that shall not include any Pate nt, Know - How or Materials which ( a ) includes or comprises any Third Party tec hnology or ( b ) are not included in the license unde r Section 9.1.3 in accordance with Section 6.4.2 or ( c ) any improvement, modification, refinement, corre ction, evolution or enhancement of any ( i ) Licensed Techno logy or ( ii ) any Translate Bio Collaboration Techno logy, in each case made by Translate Bio and/or its Affiliat es and/or its Service Providers which is created or conceived more than [ * * ] after the Closing Date