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METHOD AND POWDER MIXTURE FOR REPAIRING OXIDE BASED REFRACTORY BODIES

08/772,868 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Dec. 26, 1996
Examiner NGOCLAN THI MAI
Class 075
Art Group 1741
Patent No. 5,700,309
Case Type Utility - 075/252000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 08/357,549 Abandoned
Parent 08/350,974 Abandoned
Child 08/778,975 Patented
Child 93-24-655.1
Last Updated: 6 years, 6 months ago
Date # Transaction