Inventor · disambiguated record
Robert Mermelstein
Also filed as: MERMELSTEIN ROBERT
29 granted patents·2,105 citations·filing 1974–1999
98Inventor score
Top patents by PatentIndex Score
29 records- 0198US5574179AConcentrated biodegradable quaternary ammonium fabric softener compositions and compouds containing intermediate iodine value unsaturated fatty acid chainsPROCTER & GAMBLE·Filed 1995·Granted Nov 12, 1996·380 cites·24 claims
- 0297US5545350AConcentrated fabric softener compositions containing biodegradable fabric softenersPROCTER & GAMBLE·Filed 1994·Granted Aug 13, 1996·147 cites·56 claims
- 0397US4915854AIon-pair complex conditioning agent and compositions containing samePROCTER & GAMBLE·Filed 1987·Granted Apr 10, 1990·197 cites·69 claims
- 0496US5968404AUncomplexed cyclodextrin compositions for odor and wrinkle controlPROCTER & GAMBLE·Filed 1998·Granted Oct 19, 1999·136 cites·49 claims
- 0596US5562849AConcentrated biodegradable quaternary ammonium fabric softener compositions and compounds containing intermediate iodine value unsaturated fatty acid chainsPROCTER & GAMBLE·Filed 1995·Granted Oct 8, 1996·108 cites·24 claims
- 0696US5545340AConcentrated biodegradable quaternary ammonium fabric softener compositions and compounds containing intermediate iodine value unsaturated fatty acid chainsPROCTER & GAMBLE·Filed 1995·Granted Aug 13, 1996·116 cites·35 claims
- 0794US4133779ADetergent composition containing semi-polar nonionic detergent and alkaline earth metal anionic detergentPROCTER & GAMBLE·Filed 1976·Granted Jan 9, 1979·194 cites·20 claims
- 0893US6001343AUncomplexed cyclodextrin compositions for odor and wrinkle controlPROCTER & GAMBLE·Filed 1998·Granted Dec 14, 1999·111 cites·41 claims
- 0993US5500137AFabric softening bar compositions containing fabric softener and enduring perfumePROCTER & GAMBLE·Filed 1994·Granted Mar 19, 1996·86 cites·25 claims
- 1093US4844821AStable liquid laundry detergent/fabric conditioning compositionPROCTER & GAMBLE·Filed 1988·Granted Jul 4, 1989·83 cites·22 claims
- 1186US3969251ADeveloper mixtureXEROX CORP·Filed 1974·Granted Jul 13, 1976·22 cites·15 claims
- 1286US3942979AImaging systemXEROX CORP·Filed 1974·Granted Mar 9, 1976·22 cites·15 claims
- 1385US6656923B1Uncomplexed cyclodextrin compositions for odor and wrinkle controlPROCTER & GAMBLE·Filed 1998·Granted Dec 2, 2003·51 cites·45 claims
- 1485US5668094AFabric softening bar compositions containing fabric softener and enduring perfumePROCTER & GAMBLE·Filed 1996·Granted Sep 16, 1997·53 cites·25 claims
- 1585US5510042AFabric softening bar compositions containing fabric softener, nonionic phase mofifier and waterPROCTER & GAMBLE·Filed 1994·Granted Apr 23, 1996·49 cites·23 claims
- 1684US5643865AConcentrated biodegradable quaternary ammonium fabric softener compositions containing quaternary ammonium compounds with short fatty acid alkyl chainsPROCTER & GAMBLE·Filed 1995·Granted Jul 1, 1997·47 cites·23 claims
- 1782US4122024AClassified toner materialsXEROX CORP·Filed 1974·Granted Oct 24, 1978·18 cites·16 claims
- 1880US7341674B1Fabric wrinkle control composition and methodPROCTER & GAMBLE·Filed 1999·Granted Mar 11, 2008·37 cites·5 claims
- 1976US6528013B1Uncomplexed cyclodextrin compositions for odor and wrinkle controlPROCTER & GAMBLE·Filed 1998·Granted Mar 4, 2003·35 cites·51 claims
- 2071US6573233B1Wrinkle and malodour reducing compositionPROCTER & GAMBLE·Filed 1998·Granted Jun 3, 2003·28 cites·28 claims
- 2167US4002776AImaging process employing toner particles containing arylsulphonamide formaldehyde adductXEROX CORP·Filed 1975·Granted Jan 11, 1977·12 cites·10 claims
- 2266US5019280AIon-pair complex conditioning agent with benzene sulfonate/alkyl benzene sulfonate anionic component and compositions containing samePROCTER & GAMBLE·Filed 1989·Granted May 28, 1991·25 cites·38 claims
- 2365US5767052AStabilized liquid fabric softener compositionsPROCTER & GAMBLE·Filed 1997·Granted Jun 16, 1998·23 cites·11 claims
- 2464US5620952AFluid compositions containing polyhydroxy fatty acid amidesPROCTER & GAMBLE·Filed 1996·Granted Apr 15, 1997·24 cites·1 claims
- 2563US4844824AStable heavy duty liquid detergent compositions which contain a softener and antistatic agentPROCTER & GAMBLE·Filed 1988·Granted Jul 4, 1989·26 cites·18 claims
- 2660US6767507B1Uncomplexed cyclodextrin compositions for odor controlPROCTER & GAMBLE·Filed 1999·Granted Jul 27, 2004·46 cites·30 claims
- 2752US5104568AGranular detergent compositions built with 2,2'-oxodisuccinate and zeolite a, process to make same, and agglomerated detergency builderPROCTER & GAMBLE·Filed 1990·Granted Apr 14, 1992·14 cites·22 claims
- 2843US6559117B1Viscosity stable concentrated liquid fabric softener compositionsPROCTER & GAMBLE·Filed 1995·Granted May 6, 2003·8 cites·28 claims
- 2942US5728673AProcess for making a fluid, stable liquid fabric softening composition including dispersible polyolefinPROCTER & GAMBLE·Filed 1996·Granted Mar 17, 1998·7 cites·21 claims
Join the waitlist — get patent alerts
Get an alert when Robert Mermelstein files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →