First US Patent Issued: Samuel Hopkins, for Making Potash
Samuel Hopkins received the first U.S. patent for his improved potash production method, instantly establishing a legal framework that encouraged domestic manufacturing and industrial innovation. This early grant transformed intellectual property from a theoretical concept into a practical engine for American economic growth.
July 31, 1790
236 years ago
Key Figures & Places
patent
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U.S.
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Samuel Hopkins (inventor)
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potash
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President
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United States
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George Washington
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United States Secretary of State
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Patent
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Thomas Jefferson
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Samuel Hopkins (inventor)
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Potash
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Kaliumcarbonat
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