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SYSTEMS AND METHODS FOR ENERGY STORAGE AND RECOVERY USING RAPID ISOTHERMAL GAS EXPANSION AND COMPRESSION

14/107,731 | U.S. Patent Application

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Location ELECTRONIC
Filed Dec. 16, 2013
Examiner THOMAS E LAZO
Class 060
Art Group 3745
Case Type Utility - 060/410000
Status Abandoned -- Failure to Pay Issue Fee
Parent 13/12,610 Patented
Parent 12/639,703 Patented
Parent 61/166,448 Expired
Parent 12/421,057 Patented
Parent 61/43,630 Expired
Parent 61/148,691 Expired
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Last Updated: 1 week, 2 days ago
Date # Transaction