From the 20s to the 60s, in which the pen was displaced by the pen, Parker was at the top worldwide sales of writing instruments. Additionally, in order to resolve the issue with the slow drying of the ink once deposited on the paper, developed a fast-drying ink and much brighter which he called "Superchrome" which was intended to model successful Parker 51, in which advertising proclaimed "Write at once, dry spot" .- But the ink did not give the expected result, because of its greater density that soiled feathers, stuck, and the high price, leaving subsequently produce and continuing with its traditional Quink ink .- The plants were spread over many years in countries like Canada, Britain, Denmark, France, Mexico or Argentina.Parker pens were chosen to sign important documents throughout history as the armistice of World War II or the nuclear disarmament treaties between the United States. UU. and the USSR have also come to make commemorative pens, limited series and even material from space or silver from the wreck of a Spanish ship of the sixteenth century.