Observation:
2020: 2 (+ more) Updated: May 21, 2021 1:03 PM CDT2020: | 2 | |
2019: | 2 | |
2018: | 2 | |
2017: | 1 | |
2016: | 0 | |
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Units:
Number,Frequency:
AnnualData in this graph are copyrighted. Please review the copyright information in the series notes before sharing.
Source: U.S. Patent and Trademark Office
Release: U.S. Granted Patents by States, Territories, and Countries
Units: Number, Not Seasonally Adjusted
Frequency: Annual
Patent origin is determined by the residence of the first-named inventor.
Utility patents are patents for invention.
See PTMT Products and Services Brochure and Types of patent applications and proceedings for more information.
U.S. Patent and Trademark Office, U.S. Granted Patents: Utility Patents Originating in Nigeria [PATENT4NNGUTILITY], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PATENT4NNGUTILITY, .