Assignee
PRINSCO INC
US·12 granted patents·1 pending application·138 citations·filing 1989–2024
Top patents by PatentIndex Score
13 records- 0179US11795679B2Asymmetric leaching chamber for onsite wastewater management systemPRINSCO INC·Filed 2022·Granted Oct 24, 2023·2 cites·20 claims
- 0279US4969670ALarge diameter corrugated plastic pipePRINSCO INC·Filed 1990·Granted Nov 13, 1990·56 cites·23 claims
- 0377US7434850B2Fluid-tight coupling system for corrugated pipePRINSCO INC·Filed 2005·Granted Oct 14, 2008·20 cites·34 claims
- 0476USD644306SCorrugation saddle gasketPRINSCO INC·Filed 2011·Granted Aug 30, 2011·23 cites·1 claims
- 0573US10428978B2Webless corrugated dual wall foundation drain and related methodPRINSCO INC·Filed 2017·Granted Oct 1, 2019·2 cites·14 claims
- 0660US4946206ABidirectional corrugated pipe-rib sealPRINSCO INC·Filed 1989·Granted Aug 7, 1990·30 cites·28 claims
- 0758US9662826B2Coilable dual wall corrugated pipe and related methodPRINSCO INC·Filed 2014·Granted May 30, 2017·0 cites·9 claims
- 0857USD1036616SSeptic chamberPRINSCO INC·Filed 2022·Granted Jul 23, 2024·2 cites·1 claims
- 0954US12584305B2Low profile asymmetric leaching chamber for onsite wastewater management systemPRINSCO INC·Filed 2024·Granted Mar 24, 2026·0 cites·22 claims
- 1048USD1053304SSeptic chamberPRINSCO INC·Filed 2022·Granted Dec 3, 2024·1 cites·1 claims
- 1147US2023257986A1Septic chamber snap locking coupling jointPRINSCO INC·Filed 2023·Application pending·0 cites
- 1244USD1036617SSeptic chamber end capPRINSCO INC·Filed 2022·Granted Jul 23, 2024·2 cites·1 claims
- 1335USD1111128SSeptic chamber bodyPRINSCO INC·Filed 2024·Granted Feb 3, 2026·0 cites·1 claims
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