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SYSTEMS AND METHODS FOR EFFICIENT PUMPING OF HIGH-PRESSURE FLUIDS FOR ENERGY STORAGE AND RECOVERY

13/9,409 | U.S. Patent Application

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Location ELECTRONIC
Filed Jan. 19, 2011
Examiner CHRISTOPHER M JETTON
Class 060
Art Group 3748
Patent No. 8,359,856
Case Type Utility - 060/511000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 61/328,345 Expired
Parent 12/639,703 Patented
Parent 12/421,057 Patented
Parent 61/148,691 Expired
Parent 61/43,630 Expired
Parent 12/481,235 Patented
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Last Updated: 7 months, 1 week ago
Date # Transaction