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GYPSUM-CONTAINING BOARD AND TILE, AND METHOD FOR PRODUCING SAME

12/190,203 | U.S. Patent Application

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Filed Aug. 12, 2008
Examiner MARCANTONI, PAUL D
Class 428
Art Group 1793
Patent No. 7,758,980
Case Type Utility
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child 13/027,944 Expired
Child 13/934,028 Expired
Child 12/797,013 Expired
Child 13/630,125 Expired
Child 13/364,275 Expired
Last Updated: 3 months, 4 weeks ago
Date # Transaction