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WAVY CMC WALL HYBRID CERAMIC APPARATUS

11/855,623 | U.S. Patent Application

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Filed Sept. 14, 2007
Examiner Phutthiwat Wongwian
Class 60
Art Group 3741
Patent No. 7,908,867
Case Type Utility
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Last Updated: 2 months, 1 week ago
Date # Transaction