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Patents granted by United States Patent and Trademark Office (UPSTO): by technological field (1978-2010)

Year
Indicator
EU27 (2020)
2010
 
(no values)
Portugal
2010
Pro8.22
Records
EU27 (2020)
1978
 
(no values)
Portugal
1978
1.00
Records
Records
Sources/Entities: Eurostat | EPO, PORDATA
Last updated: 2020-01-31
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