This report analyses whether entry of UK enterprises into patenting in a technology area is affected by patent thickets in the technology area.The aim is to contribute to our understanding of the role of patent thickets as a barrier to entry into new technologies for UK enterprises, in...

The aim is to contribute to our understanding of the role of patent thickets as a barrier to entry into new technologies for UK enterprises, in particular small and medium sized enterprises (SMEs).The report consists of several parts:A review of the literature on patent thickets, including the...

One of the most puzzling findings in the empirical analysis of firms’ patenting behaviour is the low proportion of patenting firms in the population of registered companies. Also, there is evidence suggesting that firms may not patent all patentable inventions and that this behaviour differs...