Maschoff Brennan




That Invention Is Not Obvious! Hindsight Is Worse Than You Think

January 20, 2021

A recent newspaper article about the inventor of the traffic light observed: “It seems so obvious now. But then that’s the thing about inventions. They’re always plain to see in hindsight.”[1]   As the saying goes, “hindsight is 20/20.” The U.S. Patent Office, however, is often dismissive of this basic insight. Read more: Obviousness 


Brent A. Johnson, Ph.D.