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).

  • Publication number: 20240084227
    Abstract: 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: Application
    Filed: March 3, 2022
    Publication date: March 14, 2024
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: Olivier BACK, Christopher BOARDMAN, John Francis HUBBARD, Bala Naga Satyanarayana THOTA
  • Publication number: 20240010948
    Abstract: 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: Application
    Filed: December 22, 2021
    Publication date: January 11, 2024
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: John Francis HUBBARD, Wan HUNG
  • Publication number: 20230407206
    Abstract: 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: Application
    Filed: November 12, 2021
    Publication date: December 21, 2023
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: John Francis HUBBARD, Wan HUNG, John Francis WELLS
  • Patent number: 7718597
    Abstract: 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: Grant
    Filed: January 31, 2006
    Date of Patent: May 18, 2010
    Assignee: The Sun Products Corporation
    Inventors: David Stephen Grainger, Llyr Glyndwr Griffiths, John Francis Hubbard, Gijsbert Kroon
  • Publication number: 20090093394
    Abstract: 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: Application
    Filed: January 31, 2007
    Publication date: April 9, 2009
    Inventors: Randal Bernhardt, Stephane Courdavault-Duprat, David Stephen Grainger, John Francis Hubbard, Matthew Levinson, Marshall Nepras, Didier Ray, Michael Terry
  • Publication number: 20080280807
    Abstract: 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: Application
    Filed: January 31, 2006
    Publication date: November 13, 2008
    Inventors: David Stephen Grainger, Llyr Glyndwr Griffiths, John Francis Hubbard, Gijsbert Kroon
  • Publication number: 20080139445
    Abstract: 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: Application
    Filed: January 25, 2006
    Publication date: June 12, 2008
    Inventors: David Stephen Grainger, Llyr Glyndwr Griffiths, John Francis Hubbard, Gijsbert Kroon
  • Patent number: 6992059
    Abstract: 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: Grant
    Filed: September 9, 2002
    Date of Patent: January 31, 2006
    Assignee: Unilever Home & Personal Care USA Divisionof Conopco, Inc.
    Inventors: David Stephan Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi, David Christopher Sayle
  • Patent number: 6849592
    Abstract: 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: Grant
    Filed: September 9, 2002
    Date of Patent: February 1, 2005
    Assignee: Unilever Home & Personal Care USA Division of Conopco, Inc.
    Inventors: David Stephen Grainger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi
  • Patent number: 6844311
    Abstract: 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: Grant
    Filed: July 25, 2002
    Date of Patent: January 18, 2005
    Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.
    Inventors: Karen Jane Ellson, John Francis Hubbard
  • Patent number: 6841529
    Abstract: 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: Grant
    Filed: September 9, 2002
    Date of Patent: January 11, 2005
    Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.
    Inventors: David Stephen Grainger, John Francis Hubbard, Mansur Sultan Mohammadi, Janice Elaine Wright
  • Patent number: 6797689
    Abstract: 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: Grant
    Filed: September 9, 2002
    Date of Patent: September 28, 2004
    Assignee: 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
  • Publication number: 20030166486
    Abstract: 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: Application
    Filed: November 18, 2002
    Publication date: September 4, 2003
    Inventors: David Machin, Laurent Soubiran, Gary Cahill, Shimei Fan, John Francis Hubbard
  • Publication number: 20030114336
    Abstract: 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: Application
    Filed: September 9, 2002
    Publication date: June 19, 2003
    Applicant: 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
  • Publication number: 20030114338
    Abstract: 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: Application
    Filed: September 9, 2002
    Publication date: June 19, 2003
    Applicant: 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
  • Publication number: 20030114337
    Abstract: A method of preparing an aqueous, liquid fabric conditioning composition comprising (a) from about 2.
    Type: Application
    Filed: September 9, 2002
    Publication date: June 19, 2003
    Applicant: Unilever Home & Personal Care USA
    Inventors: David Stephen Grainger, John Francis Hubbard, Mansur Sultan Mohammadi, Janice Elaine Wright
  • Publication number: 20030092591
    Abstract: 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: Application
    Filed: July 25, 2002
    Publication date: May 15, 2003
    Applicant: Unilever Home & Personal Care USA Division of Conopco, Inc.
    Inventors: Karen Jane Ellson, John Francis Hubbard
  • Publication number: 20030064904
    Abstract: 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: Application
    Filed: September 9, 2002
    Publication date: April 3, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: David Stephen Granger, Andrew David Green, John Francis Hubbard, Mansur Sultan Mohammadi