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TELEPHONE NETWORK SYSTEM AND METHOS

17/39,566 | U.S. Patent Application

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Location ELECTRONIC
Filed Sept. 30, 2020
Examiner NAM TRUNG HUYNH
Class 455
Art Group 2647
Patent No. 11,012,554
Case Type Utility - 455/413000
Status Patented Case
Parent 16/444,753 Abandoned
Parent 16/31,806 Patented
Parent 15/582,091 Patented
Parent 14/307,052 Patented
Parent 13/944,853 Abandoned
Child 17/243,401 Patented
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Last Updated: 1 week ago
Date # Transaction