This paper develops a theory of patent portfolios in which firms accumulate an enormous amount of related patents in … infringe on other firms' patent portfolios. We investigate how litigation incentives for the holders of patent portfolios … impact the incentives to introduce new products and draw welfare implications. We also consider a patent portfolio …

Targeting the revenues of other companies according to the patent assertion risk they present effectively defines your … patent development and external acquisition strategies. We show how to build a financial model to determine where you spend … your patent development and buying dollars and then how to calculate and ROI …