Observation:
2015: 42 (+ more) Updated: Apr 6, 2021 12:39 PM CDT2015: | 42 | |
2014: | 38 | |
2013: | 30 | |
2012: | 25 | |
2011: | 19 | |
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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 Utility Patents by Counties and CBSAs
Units: Number, Not Seasonally Adjusted
Frequency: Annual
Utility patents are patents for invention. Patent origin is determined by the residence of the first-named inventor.
See Explanation of Data and Types of Patent Applications and Proceedings for more information.
U.S. Patent and Trademark Office, U.S. Granted Utility Patents Originating in Chisago County, MN [PATENTCOUNTY27025], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PATENTCOUNTY27025, .