de Rassenfosse, Gaétan; Palangkaraya, Alfons - 2021
enforcement of their patents, on follow-on inventions. Patent pledges have been gaining popularity in recent years thanks to the … original data on more than 1,200 patents pledged from across technological fields between 2005 and 2017. We implement recent … the pledged patents, especially for high-quality pledged patents. The effect, however, appears to be much more limited for …