This paper explores the dynamics of the transfer of U.S. patents and the significance of the initial missallocation of patent property rights. Here we find that the initial missallocation of patent property rights is large and differs substantially across patentees and technology fields. We also...

This article presents the results of an analysis of the patent trading flows of small and large firms and the determinants of these firm's patent sale and acquisition decisions. We also examine whether these transactions lead to an excessive concentration of patent rights. We show that small...