Henkel, Joachim; Pangerl, Stefanie - DRUID, Copenhagen Business School, Department of … - 2008
Defensive Publishing denotes publication of an invention with the purpose of creating prior art, and thus preventing … percent of the companies in our sample use defensive publications, for up to one third of their inventions. Interestingly, we … find that the patent system itself is frequently used for defensive publishing. Our findings also challenge contributions …