Derwent Innovation Index (1980-2009)

A patent resource combining the Derwent World Patents Index and Derwent Patent Citation Index databases. It includes more than 12 million basic inventions from more than 40 patent-issuing authorities around the world and can be searched by patent family, rewritten patent title, abstract, Derwent Class Code and patent citation.

It moreover offers full-text access to patents included in the Esp@cenet database.

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Editor: 
Thomson Derwent; Thomson ISI
Provider: 
Thomson
Year of publication: 
2013
Language: 
Anglès