New Patent Assignments in Napa County, CA was 1.00000 Patents in June of 2022, according to the United States Federal Reserve. Historically, New Patent Assignments in Napa County, CA reached a record high of 8.00000 in April of 2019 and a record low of 1.00000 in July of 1984. Trading Economics provides the current actual value, an historical data chart and related indicators for New Patent Assignments in Napa County, CA - last updated from the United States Federal Reserve on May of 2024.