The business was set up in Wichita, Kan., in 1962 and had its first plane flying in October, 1963, after less than a year in production.
The first Learjet, the Model 23, completes its first flight after less than a year in production in 1963.
The Model 24, first flight 1966.
The Model 35, first flight 1973.
The Model 55, first flight 1979.
The Model 31, first flight 1987.
The Model 60, entry into service 1993.
The Model 45XR, entry into service 2004.
The Model 40XR, entry into service 2006.
The Model 75, currently in delivery process.
The Model 85, entry into service 2014.