Jiffy Pop was invented in the 1950s by a chemist named Fred Mennen. The exact year of its invention is not specified, but it gained significant popularity and commercial success in the 1960s. The unique concept of popcorn in a self-contained, expanding foil pan with a handle was a novelty at the time and captured the attention of consumers. The iconic Jiffy Pop design and its association with stovetop popcorn became a symbol of convenience and fun for many households. Today, Jiffy Pop remains a nostalgic and beloved brand of stovetop popcorn.