NMAH/SI Upon hearing the name Abraham ... Though his invention was never manufactured, it serves to give Lincoln yet another honor: he remains the only U.S. president to have a patent in his ...

Abraham Lincoln! He is the only US president to hold a patent. From Smithsonian ... Herndon, his law partner at the time he was working on his invention, wrote that Lincoln "evinced a decided ...

Legend has it that later, when he became president, Abraham Lincoln enjoyed taking his young son Tad over to the Patent Office to show off his invention. But before long, visitors to the building ...

president to have patented an invention ... to be killed while in office. Today, Abraham Lincoln, despite his unique relationship with the U.S. Patent Office, is remembered and praised for ...