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Reexamination of Patent No. 8,423,322, System and Method for Evaluating Changes in the Efficiency of an HVAC System

90/15,086 | U.S. Patent Application

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Location ELECTRONIC
Filed Aug. 4, 2022
Examiner ROBERT L NASSER
Class 702
Art Group 3992
Case Type Re-Examination - 702/182000
Status Reexamination Certificate Issued
Original Case 13/230,610 Patented
Parent 12/211,690 Patented
Parent 60/994,011 Expired
Last Updated: 7 months, 1 week ago
Date # Transaction