Inventor · disambiguated record
Mark Douglas Gerhart
Also filed as: GERHART MARK · GERHART MARK D · GERHART MARK DOUGLAS
49 granted patents·2,107 citations·filing 1989–2007
99Inventor score
Files withLEVER BROTHERS COMPANY DIV OF CONOPCO INC24UNILEVER HOME & PERSONAL CARE7DIAL CORP5LEVER BROTHERS LTD4KELLOG CO2
Top patents by PatentIndex Score
49 records- 0197USD375051SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Oct 29, 1996·92 cites·1 claims
- 0297USD326226SPackaging containerSCOTT PAPER CO·Filed 1989·Granted May 19, 1992·57 cites·1 claims
- 0396USD525129SContainerKRAFT FOODS HOLDINGS INC·Filed 2004·Granted Jul 18, 2006·92 cites·1 claims
- 0496USD524657SBottleDIAL CORP·Filed 2005·Granted Jul 11, 2006·107 cites·1 claims
- 0596US6082588ADual compartment package and pumpsLEVER BROTHERS CO·Filed 1997·Granted Jul 4, 2000·129 cites·16 claims
- 0696USD372873SCombined bottle and capLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Aug 20, 1996·73 cites·1 claims
- 0795USD451393SVent closureUNILEVER HOME & PERSONAL CARE·Filed 1999·Granted Dec 4, 2001·62 cites·1 claims
- 0894US6528105B1Single handed container for mixing foodsKELLOG CO·Filed 2000·Granted Mar 4, 2003·72 cites·15 claims
- 0994US5954213ADual container and individual chamber thereforLEVER BROTHERS LTD·Filed 1996·Granted Sep 21, 1999·259 cites·10 claims
- 1094USD392561SCombined dispenser and capLEVER BROTHERS LTD·Filed 1996·Granted Mar 24, 1998·67 cites·1 claims
- 1194USD376761SCombined bottle and capLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Dec 24, 1996·56 cites·1 claims
- 1294USD372859SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Aug 20, 1996·50 cites·1 claims
- 1393US6641854B2Single handed container for mixing foodsKELLOG CO·Filed 2002·Granted Nov 4, 2003·57 cites·8 claims
- 1492USD381911SBottle closureLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Aug 5, 1997·42 cites·1 claims
- 1592USD372860SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Aug 20, 1996·46 cites·1 claims
- 1691USD372198SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jul 30, 1996·40 cites·1 claims
- 1790USD382482SBottle closureLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Aug 19, 1997·38 cites·1 claims
- 1889USD374179SCombined bottle and capLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Oct 1, 1996·35 cites·1 claims
- 1989USD370409SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jun 4, 1996·36 cites·1 claims
- 2087USD372199SCombined bottle and closureLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jul 30, 1996·32 cites·1 claims
- 2186USD470054SContainerUNILEVER HOME & PERSONAL CARE·Filed 1999·Granted Feb 11, 2003·31 cites·1 claims
- 2286USD380159SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jun 24, 1997·31 cites·1 claims
- 2386USD373533SCombined bottle and capLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Sep 10, 1996·30 cites·1 claims
- 2486USD373535SCombined bottle and capLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Sep 10, 1996·31 cites·1 claims
- 2585US5862949ADual container and individual chamber thereforLEVER BROTHERS CO·Filed 1996·Granted Jan 26, 1999·77 cites·20 claims
- 2685USD376048SCombined bottle, brush, and capLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Dec 3, 1996·34 cites·1 claims
- 2785USD371740SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jul 16, 1996·29 cites·1 claims
- 2884USD375454SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Nov 12, 1996·27 cites·1 claims
- 2984USD375052SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Oct 29, 1996·27 cites·1 claims
- 3082US6772914B2Non-removable device for attaching a dispenser to a containerJOHNSON DIVERSEY INC·Filed 2001·Granted Aug 10, 2004·35 cites·27 claims
- 3181US6631744B1ContainerUNILEVER HOME & PERSONAL CARE·Filed 1999·Granted Oct 14, 2003·56 cites·22 claims
- 3279USD425430SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1998·Granted May 23, 2000·23 cites·1 claims
- 3379USD372195SCombined bottle and closureLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jul 30, 1996·22 cites·1 claims
- 3479USD372196SCombined bottle and closureLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jul 30, 1996·22 cites·1 claims
- 3577USD558605SInterlocking bottlesDIAL CORP·Filed 2007·Granted Jan 1, 2008·22 cites·1 claims
- 3677USD451397SContainer bodyUNILEVER HOME & PERSONAL CARE·Filed 1999·Granted Dec 4, 2001·20 cites·1 claims
- 3776USD415965SBottle with handleLEVER BROTHERS LTD·Filed 1998·Granted Nov 2, 1999·20 cites·1 claims
- 3873USD375899SCombined bottle and closureLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Nov 26, 1996·17 cites·1 claims
- 3972USD556058SInterlocking bottlesDIAL CORP·Filed 2007·Granted Nov 27, 2007·18 cites·1 claims
- 4063USD373534SCombined bottle and capLEVER BOTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Sep 10, 1996·14 cites·1 claims
- 4161USD502109SContainerKRAFT FOODS HOLDINGS INC·Filed 2003·Granted Feb 22, 2005·10 cites·1 claims
- 4260USD556057SInterlocking bottlesDIAL CORP·Filed 2007·Granted Nov 27, 2007·11 cites·1 claims
- 4355USD409903SDispenserLEVER BROTHERS LTD·Filed 1996·Granted May 18, 1999·8 cites·1 claims
- 4452USD376104SCombined bottle and capLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Dec 3, 1996·10 cites·1 claims
- 4550USD569739SInterlocking bottlesDIAL CORP·Filed 2007·Granted May 27, 2008·7 cites·1 claims
- 4649US6435382B1Spigot assembly for containerUNILEVER HOME & PERSONAL CARE·Filed 1999·Granted Aug 20, 2002·17 cites·29 claims
- 4748USD474112SSpigot and collar assemblyUNILEVER HOME & PERSONAL CARE·Filed 1999·Granted May 6, 2003·6 cites·1 claims
- 4846USD372200SBottleLEVER BROTHERS COMPANY DIV OF CONOPCO INC·Filed 1995·Granted Jul 30, 1996·5 cites·1 claims
- 4944USD489259SDose cupUNILEVER HOME & PERSONAL CARE·Filed 2002·Granted May 4, 2004·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →