Patents by Inventor John Francis Hubbard
John Francis Hubbard has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240084227Abstract: A fabric conditioner composition comprising: a) Fabric softening active according to formula (I), wherein each R, is independently selected from C5-C27 aliphatic groups, Y is a divalent C1-C6 aliphatic group, 12?, R? and R??, are independently selected from hydrogen or a C1 to C4 alkyl group, and X is an anionic group; b) 0.1 to 30 wt. % perfume; and c) Water.Type: ApplicationFiled: March 3, 2022Publication date: March 14, 2024Applicant: Conopco, Inc., d/b/a UNILEVERInventors: Olivier BACK, Christopher BOARDMAN, John Francis HUBBARD, Bala Naga Satyanarayana THOTA
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Publication number: 20240010948Abstract: A fabric conditioner composition comprising; a) Ester linked quaternary ammonium compounds; and b) 0.1 to 30 wt. % perfume materials; wherein the ester linked quaternary 5 ammonium compounds comprise carbon chains derived from fatty acids; the fatty acids have an iodine value of 0 to 75; and the fatty acids comprise non-edible rice bran fatty acids.Type: ApplicationFiled: December 22, 2021Publication date: January 11, 2024Applicant: Conopco, Inc., d/b/a UNILEVERInventors: John Francis HUBBARD, Wan HUNG
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Publication number: 20230407206Abstract: A method of in home preparation of a fabric conditioner, wherein an aqueous concentrated fabric conditioner comprising: a. 10 to 50 wt. % ester linked quaternary ammonium compound; and b. Non-ionic surfactant; is mixed with water to produce an aqueous fabric conditioner composition, wherein the ratio of non-ionic surfactant to fabric softening active is 1:10 to 1:40 by weight and the ratio of concentrated fabric conditioner composition to water is 1:20 to 1:1 by weight. A method of producing the concentrated aqueous fabric conditioner, said method comprising the step of: a. Mixing a fabric softening active and non-ionic surfactant to form a pre-mix at a temperature above 50° C.; b. Adding the premix to an aqueous composition comprising water.Type: ApplicationFiled: November 12, 2021Publication date: December 21, 2023Applicant: Conopco, Inc., d/b/a UNILEVERInventors: John Francis HUBBARD, Wan HUNG, John Francis WELLS
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Patent number: 7718597Abstract: Aqueous fabric softening composition having good high temperature stability comprising a cationic fabric softening compound and water soluble polysaccharide polymers comprising hydrophobic groups selected from aryl, alkyl, alkenyl, aralkyl each having at least 14 carbon atoms and cationic quaternary ammonium salt groups such that the cationic degree of substitution is from 0.01 to 0.2, the polymers having a molecular weight in the range from 100,000 to 700,000.Type: GrantFiled: January 31, 2006Date of Patent: May 18, 2010Assignee: The Sun Products CorporationInventors: David Stephen Grainger, Llyr Glyndwr Griffiths, John Francis Hubbard, Gijsbert Kroon
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Publication number: 20090093394Abstract: A fabric softening composition comprising from 1 to 80% by weight of ester-linked quaternary ammonium fabric softening material comprising a quaternised mixture of mono- di- and tri-ester of alkanolamine in which the tri-ester content of said mixture is from 25 to 50% by weight of said mixture, wherein: (i) when the tri-ester content is from 25 to 30% by weight of said mixture the free amine content of the composition is less than 0.5% by weight on the weight of said mixture, (ii) when the tri-ester content is more than 30% by weight of said mixture the free amine content of the composition is less than 6% by weight based on the weight of said mixture, the composition containing less than 1% by weight of free fatty acid based on said mixture.Type: ApplicationFiled: January 31, 2007Publication date: April 9, 2009Inventors: Randal Bernhardt, Stephane Courdavault-Duprat, David Stephen Grainger, John Francis Hubbard, Matthew Levinson, Marshall Nepras, Didier Ray, Michael Terry
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Publication number: 20080280807Abstract: Aqueous fabric softening composition having good high temperature stability comprising a cationic fabric softening compound and water soluble polysaccharide polymers comprising hydrophobic groups selected from aryl, alkyl, alkenyl, aralkyl each having at least 14 carbon atoms and cationic quaternary ammonium salt groups such that the cationic degree of substitution is from 0.01 to 0.2, the polymers having a molecular weight in the range from 100,000 to 700,000.Type: ApplicationFiled: January 31, 2006Publication date: November 13, 2008Inventors: David Stephen Grainger, Llyr Glyndwr Griffiths, John Francis Hubbard, Gijsbert Kroon
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Publication number: 20080139445Abstract: Aqueous fabric softening composition having good high temperature stability comprising a cationic fabric softener and water-soluble polysaccharide polymers comprising hydrophobic groups selected from aryl, alkyl, alkenyl, aralkyl, each having at least 14 carbon atoms and mixtures thereof, wherein the polymers comprise from 1 to 2.5% by weight of said hydrobic groups and have a molecular weight in the range from 100,000 to 700,000.Type: ApplicationFiled: January 25, 2006Publication date: June 12, 2008Inventors: David Stephen Grainger, Llyr Glyndwr Griffiths, John Francis Hubbard, Gijsbert Kroon
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Patent number: 6992059Abstract: A fabric conditioning composition comprises from 7.5 to 80% by weight of a ester-linked quaternary ammonium fabric softening material comprising at lease one mono-ester linked component and at least one tri-ester linked component, from 0.01 to 10% by weight of a nonionic surfactant and greater than 1.5 to 15% by weight of a fatty complexing agent wherein the weight ratio of the mono-ester component of compound (a) to fatty completing agent (c) is from 5:1 to 1:5. The compositions have good viscosity profiles.Type: GrantFiled: September 9, 2002Date of Patent: January 31, 2006Assignee: Unilever Home & Personal Care USA Divisionof Conopco, Inc.Inventors: David Stephan Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi, David Christopher Sayle
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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
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Patent number: 6797689Abstract: A method of thinning a fabric conditioning composition comprising (a) from 7.5 to 80% 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; comprises the step of adding a fatty complexing agent (b) to the composition in an amount such that the weight ratio of the mono-ester linked component of compound (a) to fatty complexing agent (b) is from 2.93:1 to 1:5.Type: GrantFiled: September 9, 2002Date of Patent: September 28, 2004Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: David Robert Eyres, David Stephen Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi, Kevin Anthony Ormandy
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Publication number: 20030166486Abstract: A fabric conditioning composition comprising a cationic fabric softening compound dispersed in water is found to have surprisingly improved viscosity stability if a stabilising system comprising at least one salt of a multivalent inorganic anion or non-sequestering multivalent organic anion is present. The invention is particularly suitable for use with quaternary ammonium material comprising a compound having two C12-18 alkyl or alkenyl groups connected to the molecule via at least one ester link. Preferably, the mixture comprises sodium chloride and sodium sulphate. Preferably, there is additionally at least one salt of a univalent anion.Type: ApplicationFiled: November 18, 2002Publication date: September 4, 2003Inventors: David Machin, Laurent Soubiran, Gary Cahill, Shimei Fan, John Francis Hubbard
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Publication number: 20030114338Abstract: A fabric conditioning composition comprises from 7.5 to 80% by weight of a ester-linked quaternary ammonium fabric softening material comprising at lease one mono-ester linked component and at least one tri-ester linked component, from 0.01 to 10% by weight of a nonionic surfactant and greater than 1.5 to 15% by weight of a fatty complexing agent wherein the weight ratio of the mono-ester component of compound (a) to fatty completing agent (c) is from 5:1 to 1:5. The compositions have good viscosity profiles.Type: ApplicationFiled: September 9, 2002Publication date: June 19, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: David Stephan Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi, David Christopher Sayle
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Publication number: 20030114337Abstract: A method of preparing an aqueous, liquid fabric conditioning composition comprising (a) from about 2.Type: ApplicationFiled: September 9, 2002Publication date: June 19, 2003Applicant: Unilever Home & Personal Care USAInventors: David Stephen Grainger, John Francis Hubbard, Mansur Sultan Mohammadi, Janice Elaine Wright
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Publication number: 20030114336Abstract: A method of thinning a fabric conditioning composition comprising (a) from 7.5 to 80% 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; comprises the step of adding a fatty complexing agent (b) to the composition in an amount such that the weight ratio of the mono-ester linked component of compound (a) to fatty complexing agent (b) is from 2.93:1 to 1:5.Type: ApplicationFiled: September 9, 2002Publication date: June 19, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: David Robert Eyres, David Stephen Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi, Kevin Anthony Ormandy
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Publication number: 20030092591Abstract: 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 45mm 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: ApplicationFiled: July 25, 2002Publication date: May 15, 2003Applicant: Unilever Home & Personal Care USA Division of Conopco, Inc.Inventors: Karen Jane Ellson, John Francis Hubbard
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Publication number: 20030064904Abstract: 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: ApplicationFiled: September 9, 2002Publication date: April 3, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: David Stephen Granger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi