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GRAVITY FLOW FILTER

12/207,284 | U.S. Patent Application

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Location ELECTRONIC
Filed Sept. 9, 2008
Examiner MADELINE GONZALEZ
Class 210
Art Group 1778
Patent No. 8,167,141
Case Type Utility - 210/464000
Status Patented Case
Parent 11/858,765 Abandoned
Parent 60/846,162 Expired
Parent 11/927,372 Abandoned
Parent 10/881,517 Abandoned
Last Updated: 1 year, 3 months ago
Date # Transaction