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FLUID CONDUCTION UTILIZING A REVERSIBLE UNSATURATED SIPHON WITH TUBARC POROSITY ACTION

10/82,370 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Feb. 25, 2002
Examiner GERALD A MICHALSKY
Class 137
Art Group 3753
Patent No. 6,766,817
Case Type Utility - 137/001000
Status Patented Case
Parent 60/307,800 Expired
Child 10/823,356 Patented
Child 10/823,359 Abandoned
Child 10/822,969 Patented
Last Updated: 4 years, 10 months ago
Date # Transaction