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14531905 · Phone Number Verification Method And System

Filed 2014-11-03 · Granted · Patent 9374457 (2016-06-21) The official file ↗The patent and its PDF ↗ · Art unit 2643 · Examiner Jean Chang Hard · CPC H04W 12/08 · WhatsApp Inc. · McDermott Will & Schulte LLP (Meta)

Office actions
1
first was Non-final rejection
RCEs
0
no appeal
To first action
10.5 mo
to disposition 19.6 mo
Statutes raised
101 103 DP
1 actions read
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