Inventor · disambiguated record
Norman W. Gavin
Also filed as: GAVIN NORMAN · GAVIN NORMAN W
40 granted patents·1,161 citations·filing 1986–2003
98Inventor score
Files withGAVIN NORMAN W9GAVIN NORMAN4PETER GAVIN SPRAY TRUST2GAVIN NORMAN F1UNITED CONCRETE PRODUCTS INC1
Top patents by PatentIndex Score
40 records- 0197US5066169ARetaining wall systemGAVIN NORMAN W·Filed 1991·Granted Nov 19, 1991·118 cites·15 claims
- 0293US6655093B1Riser section and cover thereforFiled 2001·Granted Dec 2, 2003·38 cites·53 claims
- 0392US5286040AAsymmetrical pipe seal and closure memberGAVIN NORMAN W·Filed 1993·Granted Feb 15, 1994·83 cites·6 claims
- 0492US5130016ADrain grateGAVIN NORMAN W·Filed 1991·Granted Jul 14, 1992·97 cites·11 claims
- 0589US6688072B1Cover for riser section and method of using cover for anchoring riser section in concreteFiled 2003·Granted Feb 10, 2004·29 cites·5 claims
- 0689US6484451B1Stackable riser resistant to soil movementUNITED CONCRETE PRODUCTS INC·Filed 2001·Granted Nov 26, 2002·45 cites·55 claims
- 0786US6986227B1Stackable riser configurationGAVIN NORMAN W·Filed 2003·Granted Jan 17, 2006·24 cites·54 claims
- 0886US6385938B1Space for concrete reinforcement rodsFiled 2000·Granted May 14, 2002·36 cites·7 claims
- 0986US4732397ACast in place combination aperture closure member and pipe seal for fluid distribution boxGAVIN NORMAN·Filed 1986·Granted Mar 22, 1988·63 cites·9 claims
- 1084US5347787AUniversal spacer for concrete reinforcement rodsGAVIN NORMAN W·Filed 1993·Granted Sep 20, 1994·59 cites·11 claims
- 1180US6691975B1Concrete tank seal castFiled 2002·Granted Feb 17, 2004·19 cites·26 claims
- 1280US4805920APipe seal and closure memberGAVIN NORMAN·Filed 1988·Granted Feb 21, 1989·48 cites·13 claims
- 1379US6817631B1Septic system box pipe sealFiled 2003·Granted Nov 16, 2004·24 cites·5 claims
- 1479US6789776B1Cast-in anchor attachment apparatusFiled 2002·Granted Sep 14, 2004·12 cites·7 claims
- 1578US6460860B2Pipe seal for cast concreteFiled 2000·Granted Oct 8, 2002·24 cites·2 claims
- 1675US4838731ASeptic tank distribution box systemGAVIN NORMAN·Filed 1987·Granted Jun 13, 1989·38 cites·8 claims
- 1773US4832846ASeptic tank baffleGAVIN NORMAN W·Filed 1988·Granted May 23, 1989·35 cites·7 claims
- 1872US6450505B1Seal for casting in a concrete wall of a fluid distribution system containerFiled 1999·Granted Sep 17, 2002·35 cites·9 claims
- 1971USD402349SSeptic system filterGAVIN NORMAN·Filed 1997·Granted Dec 8, 1998·16 cites·1 claims
- 2071US5680989AAdjustable weir for liquid distribution systemsGAVIN NORMAN F·Filed 1995·Granted Oct 28, 1997·47 cites·18 claims
- 2171US5655564ASeptic system plastic distribution box with integrally fastened sealFiled 1995·Granted Aug 12, 1997·40 cites·2 claims
- 2270US5882014ARemovable section pipe seal for septic systemsFiled 1997·Granted Mar 16, 1999·33 cites·8 claims
- 2365US5772361AExtendable anchor base septic tankFiled 1996·Granted Jun 30, 1998·27 cites·6 claims
- 2464US7086652B1Molded sealPETER GAVIN SPRAY TRUST·Filed 2003·Granted Aug 8, 2006·8 cites·11 claims
- 2560US6666349B1Septic system tankFiled 2001·Granted Dec 23, 2003·13 cites·4 claims
- 2658US6609718B1Seal for casting in a concrete wall of a fluid distribution system containerFiled 2002·Granted Aug 26, 2003·12 cites·6 claims
- 2757US6015488AFilter system for septic tankFiled 1998·Granted Jan 18, 2000·21 cites·8 claims
- 2855US5871640AFilter and housingFiled 1997·Granted Feb 16, 1999·21 cites·6 claims
- 2954US5601291AEmbedded in concrete, elastomeric seal for pipesFiled 1995·Granted Feb 11, 1997·17 cites·6 claims
- 3048US5618445ASeptic tank solids retainer gas baffleFiled 1995·Granted Apr 8, 1997·15 cites·9 claims
- 3148US5538035APlastic fluid distribution box with integrally fastened sealFiled 1995·Granted Jul 23, 1996·18 cites·2 claims
- 3246US5592785AHandle for subterranean concrete coversFiled 1995·Granted Jan 14, 1997·12 cites·5 claims
- 3344US5666768ACollapsible handle assembly for concrete coversFiled 1995·Granted Sep 16, 1997·11 cites·18 claims
- 3444USD354673SRebar spacerGAVIN NORMAN W·Filed 1993·Granted Jan 24, 1995·4 cites·1 claims
- 3543US7389891B1Septic system tankPETER GAVIN SPRAY TRUST·Filed 2003·Granted Jun 24, 2008·2 cites·10 claims
- 3642US5626346AEmbedded in concrete, elastomeric seal for pipesFiled 1995·Granted May 6, 1997·10 cites·6 claims
- 3735USD405166SRemovable section pipe sealGAVIN NORMAN W·Filed 1997·Granted Feb 2, 1999·2 cites·1 claims
- 3834US5927898AMethod for installing a septic tank in soilFiled 1998·Granted Jul 27, 1999·5 cites·3 claims
- 3932USD317812SSeptic tank baffleGAVIN NORMAN W·Filed 1988·Granted Jun 25, 1991·0 cites·1 claims
- 4030US5711451AConcrete tank support systemFiled 1996·Granted Jan 27, 1998·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →