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por Richard Sanchez (2017-08-15)

The use of scientific and technological indicators that trace the investments in research, development and innovation has been growing in recent years. This article aimed to evaluate the technological and scientific indicators, through the research related to the filing of patents and expenditures with PD & I carried out by the countries that hold supercritical extraction technology to write my essay. The research was carried out in the online databases of the European office Espacenet, with the collection, treatment and analysis of information extracted from patent documents. The technology researched is mainly concentrated in developed countries, which have the largest financial investments in PD & I in recent years.