Assignee
DIRECT PLUMBING HEATING & ROOT
US·2 granted patents·19 citations·filing 1996–1997
Top patents by PatentIndex Score
2 records- 0141US5967175AWaste line stoppage detector and automatic water shutoff systemDIRECT PLUMBING HEATING & ROOT·Filed 1997·Granted Oct 19, 1999·12 cites·7 claims
- 0228US5704389AWaste line stoppage detector and automatic water shutoff systemDIRECT PLUMBING HEATING & ROOT·Filed 1996·Granted Jan 6, 1998·7 cites·16 claims
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