New Patent Assignments in Durham County, NC was 5.00000 Patents in February of 2023, according to the United States Federal Reserve. Historically, New Patent Assignments in Durham County, NC reached a record high of 355.00000 in March of 2017 and a record low of 1.00000 in July of 1981. Trading Economics provides the current actual value, an historical data chart and related indicators for New Patent Assignments in Durham County, NC - last updated from the United States Federal Reserve on May of 2024.