Bear logo (1956-1960, 2010)
This logo was also used for 60th anniversary logo in 2010.
Alternate logo (1960-1976)
The first alternate logo consists only of the pink donut made of the text.
Alternate logo (1970-1976)
In 1970, a logo inside a rectangle was introduced, with the Dunkin' Donuts text on the left side and the 1960 logo on the right.
In January 2002, Dunkin' Donuts unveiled a new logo which added "a steaming coffee cup" besides the orange and pink typed logo.
A straightened up version of the coffee cup appeared after a few years without much fanfare.