ClassID:

26907

A63F3/0685 - CPC Classification

Classification description:

Board games; Raffle games; Lottos or bingo games; Systems, apparatus or devices for checking such games; Tickets or accessories for use therewith having a message becoming legible after a chemical reaction or physical action has taken place, e.g. applying pressure, heat treatment, spraying with a substance, breaking microcapsules

Recent Application in this class: