Graham, Stuart; Mowrey, David - In: Economics of Innovation and New Technology 13 (2004) 5, pp. 443-456
This article examines the role of 'continuations' (procedural revisions of patent applications) in software patents and … analyze data on continuations in software or any other patent class, providing information on the effects of 1995 changes in … continuations grew steadily during 1987-1995, with particularly rapid growth in software patenting. Sharp reversals in these growth …