On April 26, 1892, Boone became one of the earliest African American women to receive a U.S. patent.
With the granting of U.S. Patent No. 473,653 on April 26, 1892, Sarah Boone became one of the first African American women to hold a U.S. patent, historically placing her among the pioneers in patent-holding at a national level. Her recognition as one of the earliest African American female patent holders illustrates her ingenious contributions amidst the complex backdrop of post-Reconstruction America, where African Americans faced significant socio-economic challenges. Boone’s patent exemplified not only personal triumph and innovation but also served as a milestone in broadening the scope of who could be recognized as inventors in America.