Tipp-Ex errors" (German: "Tippfehler"). He subsequently founded a company of the same name. Shortly after that a "Tipp-Ex Sales & Distribution" company (Tipp-Ex Vertrieb GmbH & Co. KG) was founded in Frankfurt by Otto Carls. This company still exists under the name of Tipp-Ex GmbH & Co. KG close to Frankfurt. "Tipp-Ex" became a registered trademark with the German patent office in 1987. Earlier, in 1951, Bette Nesmith Graham invented the first correction fluid in her kitchen and began marketing the product in 1956 as "Mistake Out", later called Liquid Paper. Tipp-Ex GmbH only started to produce white correction fluid in
PopClips of which Nesmith hosted and produced. PopClips PopClips is a music video television program, the direct predecessor of MTV. Former Monkee Mike Nesmith conceived the first music-video program as a promotional device for Warner Communications' record division. Production began in the spring of 1979 at SamFilm, a sound-stage built and operated in Sand City, California by Sam Harrison, a Monterey Peninsula College instructor with a motion picture background. The series was produced by Jac Holzman. With an infinity cyclorama as the background, set flats were made from the Styrofoam packing used to ship laserdisc players and 3/4" video decks. The