Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 5861430 | Benzopyran phenol derivates for use as antibacterial, antiviral or immunostimulating agents A method of inhibiting microorganisms, including bacteria, using benzopyran phenol derivates from propolis. Propolis is extracted with an alcohol, and the resulting compounds are effective as antibacterial, antiviral or immunostimulating agents.... | 01/19/1999 |
| 5449794 | Benzopyran phenol derivatives for use as antibacterial agents A method of inhibiting microorganisms, including bacteria, using benzopyran phenol derivates from propolis. Propolis is extracted with an alcohol, and the resulting compounds are effective as antibacterial, antiviral or immunostimulating agents.... | 09/12/1995 |
