Harhoff, Dietmar; Hoisl, Karin; van Pottelsberghe de la … - Volkswirtschaftliche Fakultät, … - 2009
are estimated to increase by 29%.
JEL Classification: O30, O31, O38, O57
Keywords: patents, patent fees, patent … affected by the level of renewal fees. A few other studies
have investigated the role of patent fees. One of the first studies …