The joint increase in the number and size of patents filed around the world puts patent systems under pressure. This paper addresses issues in measuring the voluminosity of patent applications and highlights patterns in its evolution. The results, based on a database of 2 million EPO...

Patent filings worldwide have been subject to a combined growth in terms of the number of applications filed and their size. This is putting patent systems under tremendous pressure, as witnessed by the evolution of backlogs at several patent offices. The present article presents an analysis of...

The size of patent applications has doubled over the past two decades, resulting in a dramatic surge in the workload of patent offices all over the world and serious concerns over patent quality standards. The current paper investigates the sources of this inflation in claims and pages for EPO...

The joint increase in the number and size of patents filed around the world puts the patent system under pressure. This paper analyses the sources of this surge in number of claims and pages of patent applications at the EPO. Four hypotheses are scrutinized: the diffusion of national drafting...