Tag Archives: patent

Black History Month – Andrew Jackson Beard

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The Intellectual Revolution presents… Andrew Jackson Beard was born a slave in Jefferson County, Alabama, and spent the first 15 years of his life as a slave on a small farm. A year after he was emancipated, he married and … Continue reading

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Black History Month – Thomas L. Jennings

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The Intellectual Revolution presents… Thomas L. Jennings (1791–1856) was the first African-American to  be granted a patent, March 03, 1821 (U.S. patent 3306x).  Jennings’ patent was for a dry cleaning process called “dry scouring”, which would go on to make modern-day dry cleaning possible. In … Continue reading

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