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SCREEN COUPLER FOR MODULAR SCREEN PACKS

12/6,481 | U.S. Patent Application

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Filed Jan. 3, 2008
Examiner RO, YONG-SUK
Class 166
Art Group 3676
Patent No. 7,717,178
Case Type Utility
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child PCTUS2008086154 RO PROCESSING COMPLETED
Last Updated: 1 week, 2 days ago
Date # Transaction