US 11,328,286 B2
MULTI-FUNCTION ELECTRONIC PAYMENT CARD AND DEVICE SYSTEM
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US 11,328,286 B2
MULTI-FUNCTION ELECTRONIC PAYMENT CARD AND DEVICE SYSTEM
Tech Center:
2800 Semiconductors/Memory, Circuits/Measuring and Testing, Optics/Photocopying, Printing/Measuring and Testing
Examiner:
Seung H Lee
Art Unit:
2887 Optics
Agent:
CARDWARE, INC.
Inventors:
David WYATT
Assignee:
CARDWARE, INC.
Priority:
03/17/14
Filed:
04/21/20
Granted:
05/10/22
Expiration:
03/15/33
Cooperative Patent Classification (CPC)
G06G06K19/07749G06Q20/4012G06KG07F7/0873G07F

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