US 12,214,611 B2
Scratch-off document altering and copying countermeasures
Joseph Brandimore, Lakeland, FL (US); Kenneth E. Irwin, Jr., Dawsonville, GA (US); and Amy Kathleen Pettis, Lakeland, FL (US)
Assigned to IGT GLOBAL SOLUTIONS CORPORATION, Providence, RI (US)
Filed by IGT Global Solutions Corporation, Providence, RI (US)
Filed on Sep. 28, 2023, as Appl. No. 18/476,655.
Application 18/476,655 is a continuation of application No. 18/065,295, filed on Dec. 13, 2022, granted, now 11,807,028.
Prior Publication US 2024/0190158 A1, Jun. 13, 2024
Int. Cl. B42D 25/27 (2014.01); A63F 3/06 (2006.01); B42D 25/387 (2014.01)
CPC B42D 25/27 (2014.10) [A63F 3/065 (2013.01); A63F 3/0665 (2013.01); B42D 25/387 (2014.10); A63F 3/0655 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A plurality of lottery tickets for a single lottery game, the plurality of lottery tickets comprising:
a first lottery ticket comprising:
a first substrate;
a first background imaged on a first area of the first substrate;
first variable indica imaged on a second area of the first substrate;
a first Benday pattern with a first rotational anisotropy imaged in the first background, the Benday pattern printed in a first rotational orientation; and
a first scratch-off coating covering at least a portion of the first and second areas of the first substrate; and
a second lottery ticket comprising:
a second substrate;
a second background imaged on a first area of the second substrate;
second variable indica imaged on a second area of the second substrate;
a second Benday pattern with a second rotational anisotropy imaged in the second background, the second Benday pattern printed in a second rotational orientation, the second rotational orientation being different than the first rotational orientation, wherein the second Benday pattern is a same pattern as the first second Benday pattern; and
a second scratch-off coating covering at least a portion of the first and second areas of the second substrate.