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TOOLS FOR RAILWAY TRAFFIC CONTROL

16/709,126 | U.S. Patent Application

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Location ELECTRONIC
Filed Dec. 10, 2019
Examiner PETER C ENGLISH
Class 246
Art Group 3993
Patent No. RE49115
Case Type Re-Issue - 246/003000
Status Patented Case
Parent 14/519,727 Patented
Parent 15/928,955 Patented
Parent 14/519,727 Patented
Parent 61/893,547 Expired
Child 17/750,527 Pending
Last Updated: 2 years, 3 months ago
Date # Transaction