Secured pre-payment for portable communication unit | Patent Number 10218859

US 10218859 B1

Application Number15999139

Publication Number-

Pendency6 months, 13 days

Filled DateAug 17, 2018

Priority DateApr 27, 2000

Publication Date-

Expiration DateFeb 26, 2023

Inventor/ApplicantsPeter D. Wendt
Daniel S. Karvonen

ExaminesNGUYEN, DAVID Q

Art Unit2643

Technology Center2600

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