Patents Represented by Attorney Ellen Plotkin
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Patent number: 6949247Abstract: A stable skin care composition containing about 0.0001% to about 50% of at least one retinoid booster, about 0.001% to about 10% of a retinoid; and a cosmetically acceptable vehicle, wherein the stable skin care composition is contained in a package so that the composition is out of contact with oxygen.Type: GrantFiled: November 5, 2001Date of Patent: September 27, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Stewart Paton Granger, Prem Chandar, Ian Richard Scott
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Patent number: 6930082Abstract: Fabric softening products, such as a rinse conditioner or a tumble dryer sheet, comprise (a) an organic softening compound free of quaternary nitrogen groups and having the general formula (1) wherein R1 and R2 are both hydrophobic alkyl or alkenyl groups independently comprisng 5 to 40 carbon atoms and together comprising at least 26 carbon atoms, L is a linking group having at least 1 single bond providing freedom of rotation and providing a chain length of from 4 to 10 atoms between Q and R1/R2 and Q is a hydrophilic head group; and (b) a carrier for the softening compound.Type: GrantFiled: March 7, 2002Date of Patent: August 16, 2005Assignee: Unilever Home & Personal Care USA Division of Conopco, Inc.Inventors: Bijan Harichian, Christopher Whaley
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Patent number: 6927202Abstract: A concentrated, aqueous fabric softening composition comprises (a) an ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component, the material being derived from fatty groups having an iodine value of from 0 to 3 and (b) an ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component, the material being derived from fatty groups having an iodine value of from 20 to 140 wherein the total amount of unsaturated monoester component of material (b) is from 4 to 20% by weight of the total amount of (a) and (b).Type: GrantFiled: September 19, 2002Date of Patent: August 9, 2005Assignee: Unilever Home & Personal Care, USA division of Conopco, Inc.Inventors: David Stephen Grainger, Stephane Roth, Stephen Mark Ilett, Melinda Walker
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Patent number: 6916780Abstract: A heat activated fabric treatment composition comprises from 3 to 75 wt % of one or more fabric treatment active ingredients, from 10 to 50 wt % of water, from 5 to 40 wt % of an oil and optionally from 2 to 30 wt % of a nonionic surfactant. The composition is provided in a dispensing device which, in use, is attached to the internal panel of a tumble dryer.Type: GrantFiled: April 15, 2003Date of Patent: July 12, 2005Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.Inventors: Alan John Fry, Mansur Sultan Mohammadi
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Patent number: 6916851Abstract: Cosmetic skin care methods of using and process of making carboxyalkylates of branched alcohols and/or alkoxylates thereof and process of making same. The compounds and compositions provide control of sebum secretion from sebocytes, improved oil control and improved skin feel, prevent shine and stickiness, while also providing anti-microbial activity against bacteria associated with acne, as well as providing anti-aging benefits which results in reduced appearance of wrinkles and aged skin, improved skin color, treatment of photoaged skin, improvement in skin's radiance and clarity and finish, and an overall healthy and youthful appearance of the skin.Type: GrantFiled: July 17, 2002Date of Patent: July 12, 2005Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.Inventors: Bijan Harichian, Carol Annette Bosko, John Steven Bajor, Laurence Boen, Surajit Mukherjee
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Patent number: 6916779Abstract: A solid fabric conditioning composition comprises a cationic fabric softening agent, one or more carrier materials, perfume and a deposition aid for depositing the cationic fabric softening agent onto fabrics during a laundry treatment operation wherein the deposition aid is citric acid or a salt of citric acid.Type: GrantFiled: March 28, 2003Date of Patent: July 12, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Denis James Gregory, Jordan Todorov Petkov, Sarah Wylde
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Patent number: 6914042Abstract: A solid fabric conditioning composition comprises from 15 to 75% by weight of cationic softening material (active ingredient), based on the total weight of the composition; one or more carrier materials and 50% or less by weight of the composition of one or more zeolites.Type: GrantFiled: March 28, 2003Date of Patent: July 5, 2005Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.Inventors: Denis James Gregory, Sarah Wylde
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Patent number: 6911562Abstract: A process for the preparation of a compound of formula I: wherein R is a hydrogen or a C1-6 alkyl group which is straight chain, branched or cyclic, with or without an oxygen, nitrogen or sulphur heteroatom anywhere in the chain or ring by reacting a compound of formula II: with a source of hydrogen selected from either hydrogen or water in the presence of a mixture of at least two catalysts selected from nickel, raney nickel, and palladium, at a pH below 7.0 in a solvent medium comprising an alcohol having a carbon chain length of up to 3.Type: GrantFiled: July 8, 2004Date of Patent: June 28, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Ramachandra Bhat, Vinodkumar Ramniranjan Dhanuka, Bijan Harichian
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Patent number: 6897194Abstract: In a concentrated fabric softening composition comprising an aqueous dispersion of less than 30% by weight of quaternary ammonium fabric softening material which comprises two C12-C22 alkyl or alkenyl groups connected to the molecule via at least one ester link, such as ester quat, improved stability of the viscosity on storage is obtained by including an unsaturated C8-C24 fatty acid, wherein the weight ratio of quaternary ammonium material to unsaturated material is greater than 10:1.Type: GrantFiled: January 22, 2001Date of Patent: May 24, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Shimei Fan, Gary Cahill
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Patent number: 6894011Abstract: An aqueous fabric conditioning composition comprises a solid particulate material, perfume and an oil. Preferably the composition is in the form of an emulsion. A method of treating fabrics comprising contacting the fabric conditioning composition with fabrics during a laundry treatment process. The solid particulate material and the perfume in the fabric conditioning composition are used to stabilize the oil.Type: GrantFiled: January 3, 2003Date of Patent: May 17, 2005Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.Inventors: Karen Jane Ellson, Stephane Ugazio
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Patent number: 6878394Abstract: An egg replacer concentrate is provided that has a low cholesterol content. It includes 40-85% protein, 10-50% vegetable oil and 0.5-15% carbohydrate. The cholesterol content is less than 0.5%. The protein includes soy protein, milk protein and optionally egg white protein, at least half of the protein being soy protein. The PDI is at least 60%. The concentrate is dispersed in water, and optionally egg whites, to provide a liquid egg replacer. The liquid egg replacer includes egg white protein and has a moisture content of 75-84%. It contains 16-28% of the egg replacer concentrate, 45-82% water and optionally egg white.Type: GrantFiled: December 17, 2003Date of Patent: April 12, 2005Assignee: Conopco, Inc.Inventors: Janos Bodor, Ivo Antonius Van Amerongen, Gerardus Antonius Matthijssen
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Patent number: 6878684Abstract: Fabric softening compositions with 1-10% by weight of cationic fabric softening compound show a surprising increase in viscosity when a fatty acid partial ester of a polyhydric alcohol at a level greater than 0.01% by weight and less than or equal to 0.45% by weight based on the composition is added and if the resulting mixture is sheared at a temperature below the phase transition temperature of the fabric softener composition. As a result, viscosities in the range 35-500 mPa·s at 106 s?1 can be obtained in a surprising manner.Type: GrantFiled: May 10, 2001Date of Patent: April 12, 2005Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.Inventors: Karen Jane Ellson, Mansur Sultan Mohammadi
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Patent number: 6875425Abstract: Cosmetic compositions and methods of skin lightening using compounds of formula I as skin lightening agents: Wherein X represents Carbon, Nitrogen, Sulfur or Oxygen; each A1 and/or A2 independently is =H or COR, CO2R, CONHR having the following formula A: where R=C1-C18 saturated or unsaturated, linear or branched, hydrocarbon; and each Y1 and/or Y2 independently is C1-C18 saturated or unsaturated hydrocarbon or OZ, where Z=H or COR1, CO2R1, CONHR1 of formula B: and where R1=C1-C18 saturated or unsaturated, linear or branched, hydrocarbon.Type: GrantFiled: December 12, 2002Date of Patent: April 5, 2005Assignee: Unilever Home & Personal Care USAInventors: Bijan Harichian, Michael James Barratt, Carol Annette Bosko, Michael Tallman
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Patent number: 6869598Abstract: Cosmetic compositions containing organic sunscreens along with a 4-substituted resorcinol derivatives of general formula I exhibit improved storage stability and oxidative stability: where each R1 and R2, independently, represents a hydrogen atom, —CO—R (acyl group), —COO—R CONHR; where R represents saturated or unsaturated, linear, branched or cyclic C1-C18 hydrocarbon groups; and R3 represents (1) an alkyl group, having from 1 to 18 carbon atoms, preferably having from 2 to 12 carbon atoms, with or without substitution of one or more hydrogen atoms of a linear alkyl group with a methyl or ethyl group; e.g., R3 constitutes linear or branched chain alkyls, or (2) a group of the general formula formula (II) Where X is preferably H, n is 0 to 3 and the dashed lines represents an optional double bond.Type: GrantFiled: March 11, 2003Date of Patent: March 22, 2005Assignee: Unilever Home & Personal Care USA Division of Conopco, Inc.Inventors: Arthur Ray Love, Judith Lynne Kerschner, Michael James Barratt, Yan Zhou, Prem Chandar
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Patent number: 6863897Abstract: Cosmetic compositions containing a micronized metal oxide along with a 4-substituted resorcinol derivatives of the general formula I exhibit improved storage stability: where each R1 and R2, independently, represents a hydrogen atom, —CO—R (acyl group), —COO—R, CONHR; where R represents saturated or unsaturated, linear, branched or cyclic C1-C18 hydrocarbon groups; and R3 represents (1) an alkyl group, having from 1 to 18 carbon atoms, preferably having from 2 to 12 carbon atoms, with or without substitution of one or more hydrogen atoms of a linear alkyl group with a methyl or ethyl group; e.g., R3 constitutes linear or branched chain alkyls, or (2) a group of the general formula formula (II) Where X is preferably H, n is 0 to 3 and the dashed lines represents an optional double bond.Type: GrantFiled: March 11, 2003Date of Patent: March 8, 2005Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Arthur Ray Love, Judith Lynne Kerschner, Michael James Barratt, Yan Zhou
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Patent number: 6858217Abstract: Cosmetic compositions containing terpenoids along with a 4-substituted resorcinol derivative exhibit improved storage stability and oxidative stability.Type: GrantFiled: March 11, 2003Date of Patent: February 22, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Judith Lynne Kerschner, Arthur Ray Love, Michael James Barratt
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Patent number: 6852310Abstract: Cosmetic methods of skin lightening using coumarin derivatives of formula I as skin lightening agents alone or in combination with other skin benefit agents and together with a cosmetic vehicle: Where each or both R1 and/or R2 represents hydrogen; linear or branched C1-C18 alkyl, alkenyl, cycloalkyl, cycloalkenyl, hydroxyalkyl, hydroxyalkenyl, acyl, cycloacyl, or alkoxy groups; Each or both R3 and/or R4, which may be connected by a single or double carbon-carbon bond (shown as a dotted line), represents hydrogen; linear or branched C1-C18 alkyl, alkenyl, alkoxy, cycloalkyl, or cycloalkenyl group; and Each or both R5 and/or R6 represents a hydrogen atom, OH, C1-C4 acyl group, C1-C4 alkyl group, O—CO—R7, O—COO—R8 group, mesyl group or tosyl group, where each or both R7 and/or R8 represents hydrogen; linear or branched C1-C18 alkyl, alkenyl, hydroxyalkyl, hydroxyalkenyl, acyl, cycloacyl, or alkoxy groups.Type: GrantFiled: August 23, 2002Date of Patent: February 8, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Bijan Harichian, Michael James Barratt, Carol Annette Bosko
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Patent number: 6849592Abstract: A fabric conditioning composition comprises (a) less than 7.5% by weight of a ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component, and (b) a fatty complexing agent wherein the weight ratio of the mono-ester linked component of compound (a) to fatty complexing agent (b) is from 5:1 to 1:5.Type: GrantFiled: September 9, 2002Date of Patent: February 1, 2005Assignee: Unilever Home & Personal Care USA Division of Conopco, Inc.Inventors: David Stephen Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi
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Patent number: 6844311Abstract: An aqueous, liquid fabric conditioning composition and a method for making such a composition are provided where the composition comprises a quaternary ammonium cationic softening compound and a non-ionic surfactant, where the composition comprises an emulsion in which 80% or more by weight of the droplets in the emulsion have a mean diameter of from 0.4 to 60 microns, as measured using a Malvern particle size analyser with a 45 mm lens for D[0,1] measurements and both a 45 mm and a 1000 mm lens for D[0,9] measurements. Use of a nonionic surfactant to improve the dispersibility in water of an aqueous, liquid fabric conditioning composition is also provided.Type: GrantFiled: July 25, 2002Date of Patent: January 18, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Karen Jane Ellson, John Francis Hubbard
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Patent number: 6841529Abstract: A method of preparing an aqueous, liquid fabric conditioning composition comprising (a) from about 2.5 to 80% by weight of an ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component, (b) a fatty complexing agent and (c) a perfume wherein the weight ratio of the mono-ester component of compound (a) to compound (b) is from 5:1 to 1:5, wherein the method comprises the steps of the method comprising the steps of: (a) co-melting the quaternary ammonium softening material and fatty complexing agent; (b) adding the co-melt to heated water; (c) agitating the mixture; and (d) allowing the mixture to cool wherein the perfume is added at any stage of the process provided that it is added at a temperature at or above the melting temperature of the co-melt.Type: GrantFiled: September 9, 2002Date of Patent: January 11, 2005Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: David Stephen Grainger, John Francis Hubbard, Mansur Sultan Mohammadi, Janice Elaine Wright