LOTTERY CARRYING OUT METHOD Russian patent published in 2000 - IPC

FIELD: entertaining industry. SUBSTANCE: method involves spreading lottery tickets; controlling lottery tickets for authenticity during giving out of gain. At least one spot of paint is applied to ticket surface. Applied paint changes its color and intensity in due course. Lottery is controlled for authenticity by means of reference member having color gamma. To do it, color of paint spot on lottery ticket is compared to color of reference member corresponding to particular day, when the ticket is presented by winner. Color gamma may be made in the form of color scale, with tints of colors gradually changing in accordance with paint spot color changing curve on lottery ticket depending on time. Such method may be used for carrying out lotteries connected with delivery of tickets and paying of gains or average and big amounts of money. EFFECT: enhanced reliability in spreading authentic tickets and increased efficiency. 4 cl