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Mary Kies becomes the first woman to receive a U.S. patent

May 5, 2025

On May 5, 1809, Mary Kies became the first woman to receive a U.S. patent for her new method of weaving straw hats using silk and thread.

Did you know? First Lady Dolley Madison was so impressed with Kies’ innovation that she wrote to her with congratulations for boosting the female-dominated straw hat-making industry.

Maiden with a Straw Hat, Friedrich von Amerling, c. 1835

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Date:
May 5, 2025
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