Back to results
US 7,131,150 B1Granted
Device to assist P-trap drainage
OwnerBrian David Havensinventor
Life of this patent
Estimating the term…
Abstract
The device is a molded, chemically-resistant-plastic cylinder consisting of a top rail, a bottom rail, four equally spaced quadrant side bars and four tapered helicoidally twisted directional vanes. Vanes are tapered from top to bottom so as not to collect debris.
Claims1
A device manufactured of molded chemically resistant device insert-able into the sink drain consisting of:
- a top rail, a bottom rail, four equally spaced quadrant side bars and four tapered helicoidally twisted directional vanes tapered from top to bottom so as to avoid collecting debris from the draining liquids.
Dependencies are inferred from the claim text.