US 12,346,759 B2
Payment cards with activated information displays
Shaohan Hu, Yorktown Heights, NY (US); and Youngwook Do, New York, NY (US)
Assigned to JPMORGAN CHASE BANK, N.A., New York, NY (US)
Filed by JPMORGAN CHASE BANK, N.A., New York, NY (US)
Filed on Nov. 15, 2023, as Appl. No. 18/510,314.
Prior Publication US 2025/0156671 A1, May 15, 2025
Int. Cl. G06K 19/077 (2006.01)
CPC G06K 19/07722 (2013.01) [G06K 19/07703 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A payment card, comprising:
a first layer;
a second layer comprising an elastic material;
an actuator; and
an information layer between the first layer and the second layer, comprising:
a plurality of information voids; and
a microfluidic channel that communicates the plurality of information voids with the actuator;
wherein a fluid is provided in the microfluidic channel such that when the actuator is depressed, fluid flows into the information voids making the information voids visible through the second layer, and when the actuator is released, the fluid flows out of the information voids making the information voids invisible through the second layer.