After examining the application, the board members would issue a patent if they deemed the invention or discovery “sufficiently useful and important.” On July 31, 1790, Samuel Hopkins of Philadelphia, ...

Samuel Hopkins was granted this first patent on July 31, 1790. The Patent Act was momentous, because it acknowledged that rights to what is now known as "intellectual property" were something ...

Samuel Hopkins of Pittsford, Vermont snagged the first patent July 31, 1790. His invention improved “the making of Pot ash and Pearl ash by a new apparatus and Process.” Joseph Sampson’s ...

Samuel Hopkins of Pittsford, Vt., snagged the first patent on July 31, 1790. His invention improved "the making of Pot ash and Pearl ash by a new apparatus and Process." Joseph Sampson's invention ...

"In 1790, one Samuel Hopkins of Pittsford, Vermont, was granted the first U.S. patent, for an improvement in the making of potash (a substance derived from the ash of burned plant life and used to ...

Conclave, Challengers, and Evangelion 3.0+1.0: Thrice Upon a Time are just a few of the movies you should be watching on Amazon Prime Video this week. Plus: Cybercriminals stole a record-breaking ...

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It was 225 years ago Friday that Samuel Hopkins of Philadelphia was granted a U.S. patent for his new method of making potash, a salt useful for fertilizer. The patent was signed by George ...