Inventor · disambiguated record
Laurence M. Bierce
Also filed as: BIERCE LAURENCE M
33 granted patents·5 pending applications·839 citations·filing 1987–2015
98Inventor score
Top patents by PatentIndex Score
38 records- 0194US6530722B1Drain sealing deviceFiled 2001·Granted Mar 11, 2003·64 cites·26 claims
- 0293US5429437ACollapsible, self-expanding liquid containerULTRATECH INT INC·Filed 1994·Granted Jul 4, 1995·88 cites·8 claims
- 0391US5891223AMulti-stage vent filterULTRATECH INT INC·Filed 1997·Granted Apr 6, 1999·93 cites·12 claims
- 0488US6811708B2Curb guard filterULTRATECH INT INC·Filed 2003·Granted Nov 2, 2004·46 cites·18 claims
- 0588US6173856B1Spill containment panULTRATECH INT INC·Filed 2000·Granted Jan 16, 2001·33 cites·28 claims
- 0688US5924461ALiquid containment apparatus with flexible side wallULTRATECH INT INC·Filed 1997·Granted Jul 20, 1999·56 cites·14 claims
- 0787US7563364B2Curb inlet filterSHAW MARK D·Filed 2007·Granted Jul 21, 2009·13 cites·20 claims
- 0884US5096083APolyethylene shipping drumESSEF CORP·Filed 1990·Granted Mar 17, 1992·71 cites·19 claims
- 0982US6092686ACollapsible liquid containment deviceULTRATECH INT INC·Filed 1999·Granted Jul 25, 2000·51 cites·11 claims
- 1076US4708258ASalvage drumBONDICO INC·Filed 1987·Granted Nov 24, 1987·47 cites·18 claims
- 1175US7404892B2Storm water catch basin filter comprising an anti-microbial agentULTRA TECH INTERNATIONAL INC·Filed 2006·Granted Jul 29, 2008·16 cites·25 claims
- 1272US6838617B2Macroencapsulation container having both releasable and permanent sealing meansULTRATECH INT INC·Filed 2003·Granted Jan 4, 2005·14 cites·52 claims
- 1371US7073800B2Child carrier attachment for shopping cartsSHAW MARK D·Filed 2004·Granted Jul 11, 2006·20 cites·34 claims
- 1471US5117878ADrainfield funnelSHAW MARK D·Filed 1991·Granted Jun 2, 1992·30 cites·12 claims
- 1570US7166800B2Macroencapsulation container having both releasable and permanent sealing meansSHAW MARK D·Filed 2004·Granted Jan 23, 2007·11 cites·13 claims
- 1669US5042683AContainment storage apparatusSHAW MARK D·Filed 1990·Granted Aug 27, 1991·41 cites·12 claims
- 1768US5577539ADrum-top drainfield funnelFiled 1994·Granted Nov 26, 1996·26 cites·21 claims
- 1867US6305569B1Spill containment panULTRATECH INT INC·Filed 2000·Granted Oct 23, 2001·10 cites·23 claims
- 1961US6585008B2Method and apparatus for breaching and venting sealed inner containers within a drumULTRATECH INT INC·Filed 2002·Granted Jul 1, 2003·5 cites·15 claims
- 2061US6550492B2Filter vent fittingULTRATECH INT INC·Filed 2000·Granted Apr 22, 2003·8 cites·40 claims
- 2160US7231924B2Deodorizer for cigarette butt collection containersULTRATECH INT INC·Filed 2003·Granted Jun 19, 2007·3 cites·39 claims
- 2258US9752420B2Method of lining an oil well pipe in situSHAW MARK D·Filed 2015·Granted Sep 5, 2017·1 cites·4 claims
- 2358US7757696B2Cigarette butt receptacle deviceSHAW MARK D·Filed 2004·Granted Jul 20, 2010·1 cites·14 claims
- 2457USD309364SSalvage drumESSEF CORP·Filed 1987·Granted Jul 17, 1990·7 cites·1 claims
- 2556US5636753AStabilizer for plural drum stacksFiled 1995·Granted Jun 10, 1997·23 cites·22 claims
- 2655US2007014824A1Mosquito control methodSHAW MARK D·Filed 2006·Application pending·0 cites
- 2754USD317850SFunnelSHAW MARK D·Filed 1990·Granted Jul 2, 1991·7 cites·1 claims
- 2854US2009255864A1Anti-microbial carrier member for storm water systemsSHAW MARK D·Filed 2009·Application pending·0 cites
- 2951US6435226B1Method and apparatus for breaching and venting sealed inner containers within a drumFiled 2000·Granted Aug 20, 2002·1 cites·21 claims
- 3048US2007012610A1Anti-microbial carrier member for storm water systemsSHAW MARK D·Filed 2006·Application pending·0 cites
- 3148US2008017561A1Combined filtration and anti-microbial treatment trench filter device for storm water pipes and drainage trenchesSHAW MARK D·Filed 2006·Application pending·0 cites
- 3245US5615608AReinforced containment palletFiled 1996·Granted Apr 1, 1997·16 cites·13 claims
- 3344US2006032809A1Dewatering bagSHAW MARK D·Filed 2005·Application pending·0 cites
- 3443US5813680AHand truck with expandable secondary containment reservoirULTRATECH INT INC·Filed 1996·Granted Sep 29, 1998·14 cites·10 claims
- 3542US5642834ASecondary containment reservoir deviceFiled 1995·Granted Jul 1, 1997·13 cites·18 claims
- 3636USD364629SDrum top drainfield funnelSHAW MARK D·Filed 1994·Granted Nov 28, 1995·2 cites·1 claims
- 3735USD364255SSingle drum collection containerSHAW MARK D·Filed 1994·Granted Nov 14, 1995·2 cites·1 claims
- 3833US5158144ADevice and method to extinguish oil well firesSHAW MARK D·Filed 1991·Granted Oct 27, 1992·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →