Patents by Inventor David Richard Arthur Mealing
David Richard Arthur Mealing 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: 20240084222Abstract: A benefit agent delivery particle comprising a core-shell structure in which a shell entraps a core containing benefit agent, wherein said shell comprises polyester.Type: ApplicationFiled: January 10, 2022Publication date: March 14, 2024Applicant: CONOPCO, INC., D/B/A UNILEVERInventors: Martin Charles CROSSMAN, Paul FERGUSON, David Richard Arthur MEALING
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Publication number: 20240060019Abstract: A benefit agent delivery particle comprising a core-shell structure in which a shell of polymeric material entraps a core containing benefit agent, wherein said benefit agent comprises an ester oil.Type: ApplicationFiled: January 11, 2022Publication date: February 22, 2024Applicant: Conopco Inc., d/b/a UNILEVERInventors: Martin Charles Crossman, Paul Ferguson, David Richard Arthur Mealing
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Publication number: 20230365889Abstract: A liquid laundry detergent composition comprising C18 alkyl ether sulphate and/or C18 alcohol ethoxylate and from 0.01 to 10% wt. fragrance.Type: ApplicationFiled: September 17, 2021Publication date: November 16, 2023Applicant: Conopco, Inc., d/b/a UNILEVERInventors: Stephen Norman BATCHELOR, Alison CUMMINS, David Richard Arthur MEALING, Matthew Rhys THOMAS
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Patent number: 10557108Abstract: The combination of an enzyme substrate and an enzyme capable of accelerating the modification of said substrate, provides a triggered release system which works especially well. The use of the enzyme-triggered release system can retain a rinse benefit agent during the wash stage and release it during the subsequent rinse stage.Type: GrantFiled: March 25, 2009Date of Patent: February 11, 2020Assignee: NOVOZYMES A/SInventors: Flemming Borup, Thomas Hoenger Callisen, Kirk Matthew Schnorr, Ole Simonsen, Christian Wieth, Judith Maria Bonsall, Andrew Paul Chapple, Anthony Hackett, Christopher Clarkson Jones, David Richard Arthur Mealing, Rajesh Amrit Salkar
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Publication number: 20180311124Abstract: A core shell microcapsule wherein the liquid core of the microcapsule comprises solvent and climbazole dissolved in the solvent in a weight ratio of at most 8:1, preferably at most 5:1, solvent:climbazole. Also a process to manufacture the core shell microcapsule comprising the steps of: a) Dissolving climbazole in solvent to form an oil phase; b) Mixing the oil phase with an oil soluble first component of a shell forming polymerization system; c) Dispersing the mixture from step b in an aqueous phase which either contains, or has added to it, a water soluble second component of a shell forming polymerization system; d) Forming microcapsules by reaction of the first and second components of the polymerization system to encapsulate the climbazole dissolved in the solvent; and e) Optionally separating the formed microcapsules from the aqueous phase. Also a hair care composition comprising surfactant and at least 0.Type: ApplicationFiled: October 19, 2016Publication date: November 1, 2018Applicant: Conopco, Inc., d/b/a UNILEVERInventors: Paul FERGUSON, Amanda Marie GOULSBRA, Christopher Clarkson JONES, David Richard Arthur MEALING, George Patrick MULKERRIN, Andrew Philip PARKER
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Patent number: 9937109Abstract: A particle comprising:—(a) a spacer which is a polyethylene glycol (PEG) chain with molecular weight Mw (and therefore the required length) of the spacer extending from the particle from 3000 to 400,000; (b) a deposition aid; and (c) a benefit agent, wherein the spacer is attached directly to the particle and the deposition aid is attached to the end of the spacer.Type: GrantFiled: November 27, 2014Date of Patent: April 10, 2018Assignee: CONOPCO, INC.Inventors: Paul Ferguson, Christopher Clarkson Jones, Kenneth Stuart Lee, David Richard Arthur Mealing
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Publication number: 20170007508Abstract: A particle comprising:—(a) a spacer which is a polyethylene glycol (PEG) chain with molecular weight Mw (and therefore the required length) of the spacer extending from the particle from 3000 to 400,000; (b) a deposition aid; and (c) a benefit agent, wherein the spacer is attached directly to the particle and the deposition aid is attached to the end of the spacer.Type: ApplicationFiled: November 27, 2014Publication date: January 12, 2017Applicant: Conopco, Inc., d/b/a UNILEVERInventors: Paul Ferguson, Christopher Clarkson JONES, Kenneth Stuart LEE, David Richard Arthur MEALING
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Patent number: 9334469Abstract: The invention provides a benefit agent delivery particle comprising hydroxylpropyl cellulose. The benefit agent delivery particle may further comprise a non-polysaccharide polymer, preferably an aminoplast polymer. The benefit agent delivery particle may comprise a perfume. The invention also provides a process for the manufacture of the particles in which perfume oil is encapsulated using emulsion polymerization to form core-shell particles, (in the alternative the perfume may be adsorbed later) and, a further polymer layer is formed on the outer surface of the core shell-particles in the presence of the delivery aid.Type: GrantFiled: January 27, 2014Date of Patent: May 10, 2016Assignee: Conopco, Inc.Inventors: Honggang Chen, Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing, Xiaoyun Pan, Jinfang Wang
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Publication number: 20140142019Abstract: The invention provides a benefit agent delivery particle comprising hydroxylpropyl cellulose. The benefit agent delivery particle may further comprise a non-polysaccharide polymer, preferably an aminoplast polymer. The benefit agent delivery particle may comprise a perfume. The invention also provides a process for the manufacture of the particles in which perfume oil is encapsulated using emulsion polymerization to form core-shell particles, (in the alternative the perfume may be adsorbed later) and, a further polymer layer is formed on the outer surface of the core shell-particles in the presence of the delivery aid.Type: ApplicationFiled: January 27, 2014Publication date: May 22, 2014Applicant: CONOPCO, INC., D/B/A UNILEVERInventors: Honggang Chen, Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing, Xiaoyun Pan, Jinfang Wang
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Patent number: 8637445Abstract: The invention provides a benefit agent delivery particle comprising hydroxylpropyl cellulose. The benefit agent delivery particle may further comprise a non-polysaccharide polymer, preferably an aminoplast polymer. The benefit agent delivery particle may comprise a perfume. The invention also provides a process for the manufacture of the particles in which perfume oil is encapsulated using emulsion polymerization to form core-shell particles, (in the alternative the perfume may be adsorbed later) and, a further polymer layer is formed on the outer surface of the core shell-particles in the presence of the delivery aid.Type: GrantFiled: August 16, 2011Date of Patent: January 28, 2014Assignee: Conopco Inc.Inventors: Honggang Chen, Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing, Xiaoyun Pan, Jinfang Wang
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Publication number: 20130184194Abstract: The invention provides a benefit agent delivery particle comprising hydroxylpropyl cellulose. The benefit agent delivery particle may further comprise a non-polysaccharide polymer, preferably an aminoplast polymer. The benefit agent delivery particle may comprise a perfume. The invention also provides a process for the manufacture of the particles in which perfume oil is encapsulated using emulsion polymerization to form core-shell particles, (in the alternative the perfume may be adsorbed later) and, a further polymer layer is formed on the outer surface of the core shell-particles in the presence of the delivery aid.Type: ApplicationFiled: August 16, 2011Publication date: July 18, 2013Inventors: Honggang Chen, Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing, Xiaoyun Pan, Jinfang Wang
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Patent number: 8158571Abstract: A particle (preferably a core-shell encapsulate) comprising a benefit agent (preferably a perfume), said particle being bound to a non-cationic deposition aid which is substantive to polyester, wherein the non-cationic deposition aid is a polymer derivable from dicarboxylic acids and polyols. Preferably the polymer comprises units derived from (poly)ethylene glycol and terephthalate, most preferably selected from the group comprising PET/POET, PEG/POET, PET/PEG and phthalate/glycerol/ethylene glycol polymers. The invention also provides a method for producing improved benefit agent particles which comprises the step of covalently linking or co-polymerising a deposition aid which is substantive to polyester to a particle comprises the benefit agent.Type: GrantFiled: August 19, 2008Date of Patent: April 17, 2012Assignee: Conopco Inc.Inventors: Coralie Claudine Alonso, Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing, Jinfang Wang
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Publication number: 20110028372Abstract: The combination of an enzyme substrate and an enzyme capable of accelerating the modification of said substrate, provides a triggered release system which works especially well. The use of the enzyme-triggered release system can retain a rinse benefit agent during the wash stage and release it during the subsequent rinse stage.Type: ApplicationFiled: March 25, 2009Publication date: February 3, 2011Applicant: NOVOZYMES A/SInventors: Flemming Borup, Thomas Hoenger Callisen, Kirk Matthew Schnorr, Ole Simonsen, Christian Wieth, Judith Maria Bonsall, Andrew Paul Chapple, Anthony Hackett, Christopher Clarkson Jones, David Richard Arthur Mealing, Rajesh Amrit Salkar
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Publication number: 20100311637Abstract: A particle (preferably a core-shell encapsulate) comprising a benefit agent (preferably a perfume), said particle being bound to a non-cationic deposition aid which is substantive to polyester, wherein the non-cationic deposition aid is a polymer derivable from dicarboxylic acids and polyols. Preferably the polymer comprises units derived from (poly)ethylene glycol and terephthalate, most preferably selected from the group comprising PET/POET, PEG/POET, PET/PEG and phthalate/glycerol/ethylene glycol polymers. The invention also provides a method for producing improved benefit agent particles which comprises the step of covalently linking or co-polymerising a deposition aid which is substantive to polyester to a particle comprises the benefit agent.Type: ApplicationFiled: August 19, 2008Publication date: December 9, 2010Inventors: Coralie Claudine Alonso, Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing, Jinfang Wang
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Publication number: 20090275494Abstract: The invention provides an encapsulate comprising a benefit agent core (preferably containing perfume), one or more inner shells (preferably of melamine urea or melamine formaldehyde) and an outer shell comprising a polymer (for example locust bean gum, tamarind xyloglucan, guar gum or mixtures thereof) which is substantive to cellulose (preferably in the form of cotton), at least one of said shells being impermeable to the benefit agent.Type: ApplicationFiled: November 28, 2006Publication date: November 5, 2009Inventors: Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing
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Patent number: 7077870Abstract: A laundry treatment composition comprising composition comprising: i) a polymer having an average repeat unit of: in which R1-6 are independently of one another selected from H, a hydrolysable group, or a fibre reactive group in which when R1-6 is a hydrolysable group the degree of substitution is 0 to 1, and wherein R1-6 is a fibre reactive group the degree of substitution is from 0.05 to 1 and; ii) a carrier agent selected from surfactants, softening compounds or water wit the proviso that when the carrier agent is water the composition further comprises perfume.Type: GrantFiled: December 11, 2001Date of Patent: July 18, 2006Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Paul Hugh Findlay, Dax Kukulj, David Richard Arthur Mealing
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Patent number: 7026277Abstract: The present invention is directed to a process for the preparation of polysaccharide grafted latex particles wherein the polysaccharide has ?-1,4 linkages, wherein the process comprises core/shell emulsion polymerisation. Preferably, the process comprises a single step of preparing the latex particles by emulsion polymerisation of latex monomers with the simultaneous grafting of the polysaccharide.Type: GrantFiled: December 17, 2003Date of Patent: April 11, 2006Assignee: Unilever Home & Personal Care USA Division of Conopco, Inc.Inventors: Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing
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Publication number: 20040139554Abstract: The present invention is directed to a process for the preparation of polysaccharide grafted latex particles wherein the polysaccharide has &bgr;-1,4 linkages, wherein the process comprises core/shell emulsion polymerisation. Preferably, the process comprises a single step of preparing the latex particles by emulsion polymerisation of latex monomers with the simultaneous grafting of the polysaccharide.Type: ApplicationFiled: December 17, 2003Publication date: July 22, 2004Applicant: Unliever Home & Personal care USA, Division of Conopco, Inc.Inventors: Paul Ferguson, Christopher Clarkson Jones, David Richard Arthur Mealing
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Publication number: 20020155979Abstract: A laundry treatment composition comprising composition comprising:Type: ApplicationFiled: December 11, 2001Publication date: October 24, 2002Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Paul Hugh Findlay, Dax Kukulj, David Richard Arthur Mealing