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Retrospective searches


With this service, users have access to the bibliographic database of the patents and utility models published in Spain (national search), as well as an English-language database of patents published in the rest of the world (international search) related to a given topic.


Each entry includes a link to INVENES and Espacenet to access the full document.


By emailing the form to



National search: Average delivery time 5 working days

International search: Average delivery time 10 working days

Service charters


National search: €18.66+VAT per item sent up to 100 items (€0.19/ additional item).

International search: €85.86+VAT per item sent up to 20 items (€0.85/ additional item).