Portable two-factor authentication device
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The broken lines in the drawings showing portions of the portable two-factor authentication device are included for the purpose of illustrating environmental structure and form no part of the claimed design.
Claims
The ornamental design for a portable two-factor authentication device, as shown and described.
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Type: Grant
Filed: Apr 7, 2015
Date of Patent: Nov 8, 2016
Assignee: Yubico Inc. (Palo Alto, CA)
Inventor: Johan Jakob Erik Ehrensvärd (Palo Alto, CA)
Primary Examiner: Austin Murphy
Application Number: 29/523,135