Assignee
SMITH & LOVELESS INC
US·29 granted patents·3 pending applications·496 citations·filing 1980–2022
Top patents by PatentIndex Score
32 records- 0182US9932731B2Ring grit removerSMITH & LOVELESS INC·Filed 2015·Granted Apr 3, 2018·3 cites·18 claims
- 0282US4426293AMethod and apparatus for removing oil from waterSMITH & LOVELESS INC·Filed 1983·Granted Jan 17, 1984·43 cites·40 claims
- 0378US5156742ALiquid treatment method and apparatusSMITH & LOVELESS INC·Filed 1992·Granted Oct 20, 1992·58 cites·19 claims
- 0478US4767532AApparatus for removing gritSMITH & LOVELESS INC·Filed 1987·Granted Aug 30, 1988·43 cites·10 claims
- 0577US5545327AWastewater treatment method and apparatusSMITH & LOVELESS INC·Filed 1994·Granted Aug 13, 1996·43 cites·13 claims
- 0675US6789357B1Lift assist mechanism for lifting large enclosuresSMITH & LOVELESS INC·Filed 2003·Granted Sep 14, 2004·22 cites·7 claims
- 0774US7971732B2Grit trap for waste water systemSMITH & LOVELESS INC·Filed 2006·Granted Jul 5, 2011·6 cites·8 claims
- 0874US4861472AApparatus for filtration of a suspensionSMITH & LOVELESS INC·Filed 1988·Granted Aug 29, 1989·36 cites·7 claims
- 0973US7441754B2Apparatus for introducing a gas into a body of liquidSMITH & LOVELESS INC·Filed 2005·Granted Oct 28, 2008·7 cites·12 claims
- 1073US4594153ASewage pumping stationSMITH & LOVELESS INC·Filed 1985·Granted Jun 10, 1986·36 cites·9 claims
- 1167US9334178B2Vortex-type grit chamberSMITH & LOVELESS INC·Filed 2013·Granted May 10, 2016·2 cites·14 claims
- 1264US6808165B1Apparatus for mixing and introducing gas into a large body of liquidSMITH & LOVELESS INC·Filed 2003·Granted Oct 26, 2004·15 cites·20 claims
- 1364US5160610ARadial header for dissolved air flotation systemsSMITH & LOVELESS INC·Filed 1990·Granted Nov 3, 1992·25 cites·3 claims
- 1462US4348158ASewage pumping stationSMITH & LOVELESS INC·Filed 1980·Granted Sep 7, 1982·22 cites·9 claims
- 1560US7331769B2Pumping systemSMITH & LOVELESS INC·Filed 2004·Granted Feb 19, 2008·10 cites·14 claims
- 1659US10309090B2Ring grit removerSMITH & LOVELESS INC·Filed 2018·Granted Jun 4, 2019·0 cites·10 claims
- 1758US5118415AOxidation ditch velocity control systemSMITH & LOVELESS INC·Filed 1991·Granted Jun 2, 1992·23 cites·9 claims
- 1856US12274961B2Apparatus with improved grit removalSMITH & LOVELESS INC·Filed 2022·Granted Apr 15, 2025·0 cites·12 claims
- 1956US9662666B2Vortex-type grit chamberSMITH & LOVELESS INC·Filed 2016·Granted May 30, 2017·0 cites·20 claims
- 2055US4522233AMulti-position plug valveSMITH & LOVELESS INC·Filed 1982·Granted Jun 11, 1985·20 cites·14 claims
- 2154US7290370B2Assist mechanism for lifting and closing large enclosuresSMITH & LOVELESS INC·Filed 2004·Granted Nov 6, 2007·7 cites·22 claims
- 2252US5035583ASewage pump priming systemSMITH & LOVELESS INC·Filed 1990·Granted Jul 30, 1991·28 cites·3 claims
- 2351US2025136471A1Circular grit remover with tube settlersSMITH & LOVELESS INC·Filed 2021·Application pending·0 cites
- 2449US6668625B2Measurement of the level of settled particles within a fluid vesselSMITH & LOVELESS INC·Filed 2001·Granted Dec 30, 2003·5 cites·13 claims
- 2547US11371234B2Circular parallel plate grit removerSMITH & LOVELESS INC·Filed 2021·Granted Jun 28, 2022·0 cites·38 claims
- 2645US6123507ASingle port impellerSMITH & LOVELESS INC·Filed 1998·Granted Sep 26, 2000·13 cites·30 claims
- 2743US7108010B2Check valve position detectorSMITH & LOVELESS INC·Filed 2003·Granted Sep 19, 2006·7 cites·16 claims
- 2840US6153099ABiological waste treatment process and apparatusSMITH & LOVELESS INC·Filed 1998·Granted Nov 28, 2000·11 cites·19 claims
- 2939US2005271518A1Pumping method and systemSMITH & LOVELESS INC·Filed 2004·Application pending·0 cites
- 3036US6224041B1Splash plate structure for aeratorsSMITH & LOVELESS INC·Filed 1999·Granted May 1, 2001·11 cites·21 claims
- 3134US2022290673A1Pumping SystemSMITH & LOVELESS INC·Filed 2020·Application pending·0 cites
- 3231US9886018B2Pump control for operation on a variable pressure force mainSMITH & LOVELESS INC·Filed 2015·Granted Feb 6, 2018·0 cites·4 claims
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