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EMBODIMENTS OF A FIELD EMISSION DEVICE

13/871,673 | U.S. Patent Application

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Location ELECTRONIC
Filed April 26, 2013
Examiner CRYSTAL L HAMMOND
Class 315
Art Group 2844
Patent No. 8,928,228
Case Type Utility - 315/108000
Status Patented Case
Parent 13/374,545 Patented
Parent 61/631,270 Expired
Parent 61/638,986 Expired
Child PCT/US13/38476 Published
Last Updated: 3 years, 6 months ago
Date # Transaction