On this date in 1984, Procopio U. Yanong of Bannockburn, Illinois received a U.S. Patent for his invention, a sexual aid for males consisting of a splint-like device for facilitating sexual intercourse with or without an erection. “The device can be used to continue sexual intercourse, if desired, after the user’s erection has passed, as from premature ejaculation.” Source: SexPatentsTheBook.com