The Prolific Persistence of a Hidden Figure: Mary Kenner

Mary Beatrice Kenner was a mechanical genius whose life was defined by the cruel paradox of American ingenuity: her brilliance was consistently affirmed by the government, but systematically denied by the marketplace. The holder of five utility patents, Kenner invented solutions that transformed everyday life, from mobility aids for the elderly to improvements for common household fixtures. Her greatest design was the revolutionary sanitary belt holder (Patent No. 2,795,232), a superior, leakage-proof invention destined to change women's health forever. But in the mid-1950s, a major corporation rescinded a lucrative licensing offer upon discovering she was a Black woman. This single act of Jim Crow-era bias cost Kenner the generational wealth and recognition her ingenuity had earned. Yet, Mary Kenner refused to surrender. Refinancing her career with a clerk's salary and the profits from a local florist shop, she continued to innovate. This definitive biography resurrects the story of an unsung hero, exploring her inventive lineage, the detailed mechanics of her patents, and the devastating economic cost of racial discrimination. Discover the unyielding spirit of the woman whose ideas, though stolen and suppressed, quietly shaped modern consumer products and proved that true resilience is the greatest invention of all. Approx.150 pages, 29500 word count