Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 3, 2007
Patent Application Number
10891788
Date Filed
July 15, 2004
Patent Citations Received
Patent Primary Examiner
Patent abstract
A flexible, plastic collar for sealing the space between a water supply line or pipe and a wall aperture, the collar including an annular, generally conical surface, a convex front face, a concave rear face, a centered opening provided with a sleeve for receiving and sealing against the pipe, a tapered edge for sealing against the wall and an annular ridge for preventing over-deflection of the collar when pressed against the wall.
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