New Patent Assignments in Jefferson County, KY was 2.00000 Patents in February of 2023, according to the United States Federal Reserve. Historically, New Patent Assignments in Jefferson County, KY reached a record high of 116.00000 in October of 2019 and a record low of 1.00000 in January of 1980. Trading Economics provides the current actual value, an historical data chart and related indicators for New Patent Assignments in Jefferson County, KY - last updated from the United States Federal Reserve on May of 2024.