Law & Legal Issues
Patents and Patent Law
What three americans patented the first typewriter?
What black man made peanut butter?
For reasons unknown Americans think everything was invented by them.Peanut butter is a good example. It was first made by the Aztecs and Incas. There were at least three patents for the product and process. The earliest was by a Canadian, the others were Americans. All were white: Marcllus Gilmore patented a peanut paste in 1884 John Harvey Kellog patented his version in 1895 Ambrose Straub patented peanut butter machine in 1903 Carver did make and patent a number of things but peanut butter wasn't one of them