Question: when did dunkin donuts merge with baskin robbins

title: Baskin-Robbins
text: By 1948 , Burt and Irv had opened six stores . The first franchise covering the sale of ice cream was executed May 20 , 1948 , for the store at 1130 South Adams in Glendale ( Store # 1 ) . In 1949 , the company 's production facility opened in Burbank . Burt and Irv made the decision to sell the stores to the managers . In 1953 , Baskin - Robbins hired Carson - Roberts Advertising who recommended adoption of the number 31 as well as the pink ( cherry ) and brown ( chocolate ) polka dots and typeface that were reminiscent of the circus . The first store that adopted the new 31 look was 804 North Glendale Ave. in Glendale , California in March 1953 . Between 1949 and 1962 , the corporate firm was Huntington Ice Cream Company . The name succeeded The Baskin - Robbins Partnership and was eventually changed back to Baskin - Robbins , Inc. on November 26 , 1962 . Baskin - Robbins was owned by its founders until it was acquired in 1967 ( just prior to Burt Baskin 's death ) by the United Brands Company ( United Fruit ) . In the 1970s , the chain went international , opening stores in Japan , Saudi Arabia , South Korea , and Australia . Baskin - Robbins also was the first to introduce ice cream cakes to the public . A