International audienceAs part of the growing trend towards Open Innovation, the market for technology licensing has experienced a tremendous growth since the beginning of the 1990s. This phenomenon has increased firms' strategy space, as they now have the choice between internal R&D or internal exploitation on the one hand, and external markets on the other hand. Yet, licensing decisions are particularly difficult to make because they display a high level of technical, commercial and legal uncertainty. Therefore, technology licensing requires highly proficient management. In this regard the real options (RO) framework appears quite promising, because it is adapted to uncertain contexts. Patents have been early recognized by the literature a...