Top hat ribs and springs. His patent was described as: Some sources have taken this to describe an early folding top hat, although it is not explicitly stated whether Dollman's design was specifically for male or female headgear. Dollman's patent expired in 1825. In France, around 1840, Antoine Gibus's design for a spring-loaded collapsible top-hat proved so popular that hats made to it became known as "gibus". They were also often called "opera hats" due to the common practice of storing them in their flattened state under one's seat at the opera, though the term can also refer to any tall formal
Top Hat (Carroll Clark and Van Nest Polglase), Original Song (Irving Berlin for "Cheek to Cheek"), and Dance Direction (Hermes Pan for "Piccolino" and "Top Hat"). In 1990, "Top Hat" was selected for preservation in the United States National Film Registry by the Library of Congress as being "culturally, historically, or aesthetically significant". The film ranked number 15 on the 2006 American Film Institute's list of best musicals. "Top Hat" has been nostalgically referenced — particularly its "Cheek to Cheek" segment — in many films, including "The Purple Rose of Cairo" (1985), "The English Patient" (1996), "The Green Mile" (1999),"La La Land"