Assignee
PLASTIC TUBING
US·8 granted patents·183 citations·filing 1973–2014
Top patents by PatentIndex Score
8 records- 0189US9341289B1Corrugated drainage pipe with protuberancesPLASTIC TUBING·Filed 2014·Granted May 17, 2016·9 cites·5 claims
- 0288US3958425ACorrugated plastic drainage pipe with integral couplerPLASTIC TUBING·Filed 1973·Granted May 25, 1976·63 cites·18 claims
- 0381US7632408B1Passive drain field system for wastewater treatment and associated methodsPLASTIC TUBING·Filed 2008·Granted Dec 15, 2009·10 cites·12 claims
- 0467US7661903B1Low-pressure dosing system for sewage disposal and associated methodsPLASTIC TUBING·Filed 2008·Granted Feb 16, 2010·10 cites·11 claims
- 0558US5516229ADrain field systemPLASTIC TUBING·Filed 1994·Granted May 14, 1996·29 cites·21 claims
- 0658US3990827AApparatus for making corrugated plastic pipe with integral coupler collarsPLASTIC TUBING·Filed 1975·Granted Nov 9, 1976·19 cites·10 claims
- 0753US4681684AUniversal septic tank fittingPLASTIC TUBING·Filed 1985·Granted Jul 21, 1987·21 cites·14 claims
- 0848US5520481ADrain field systemPLASTIC TUBING·Filed 1995·Granted May 28, 1996·22 cites·22 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →