Patents by Inventor Robert John Crawford

Robert John Crawford 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).

  • Patent number: 8563490
    Abstract: A mild to the skin, foaming detergent composition comprising: a) 1 to 20 wt % sophorolipid biosurfactant, b) 1 to 20 wt % of anionic surfactant selected from the group consisting of glycinate, sulphosuccinate, and mixtures thereof, c) 0 to 10 wt % foam boosting surfactant, d) 0 to 2 wt % additional electrolyte, e) 0 to 10 wt % additional additives, f) 40 to 98 wt % water. The anionic surfactant is preferably disodium laureth-3-sulphosuccinate. The electrolyte may be sodium chloride, the foam boosting surfactant may be olivamidopropyl betaine and the additional additives may be silicones, polymers, structurants, thickeners or pH adjusters. A preferred additive is a dispersed modified cellulose biopolymer as structurant. The composition is suitable for personal wash, shower gel and shampoo formulations.
    Type: Grant
    Filed: March 10, 2011
    Date of Patent: October 22, 2013
    Assignee: Conopco, Inc.
    Inventors: Trevor Frederick Cox, Robert John Crawford, Lee Garry Gregory, Sarah Louise Hosking, Panos Kotsakis
  • Patent number: 8450260
    Abstract: A structured aqueous detergent composition comprising modified cellulose and surfactant characterized in that the composition comprises: a) 0.2 to 10 wt %, preferably 0.4 to 7 wt %, anionic surfactant or zwitterionic surfactant or mixtures thereof, b) 0.5 to 5 wt %, preferably 1 to 2 wt %, dispersed modified cellulose biopolymer, wherein the modification consists of the cellulose having its C6 primary alcohols oxidized to carboxyl moieties (acid/COOH—) on 10 to 70% of the glucose units and substantially all the remainder of the C6 positions occupied by unmodified primary alcohols, c) 0 to 10 wt % non-surfactant electrolyte; d) 0 to 15 wt % other conventional detergent composition additives e) balance water. The invention also provides a method to manufacture the composition.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: May 28, 2013
    Assignee: Conopco, Inc.
    Inventors: Robert John Crawford, Janet Lesley Scott, Giovanni Francesco Unali
  • Publication number: 20130040869
    Abstract: A mild to the skin, foaming detergent composition comprising: a) 1 to 20 wt % sophorolipid biosurfactant, b) 1 to 20 wt % of anionic surfactant selected from the group consisting of glycinate, sulphosuccinate, and mixtures thereof, c) 0 to 10 wt % foam boosting surfactant, d) 0 to 2 wt % additional electrolyte, e) 0 to 10 wt % additional additives, f) 40 to 98 wt % water. The anionic surfactant is preferably disodium laureth-3-sulphosuccinate. The electrolyte may be sodium chloride, the foam boosting surfactant may be olivamidopropyl betaine and the additional additives may be silicones, polymers, structurants, thickeners or pH adjusters. A preferred additive is a dispersed modified cellulose biopolymer as structurant. The composition is suitable for personal wash, shower gel and shampoo formulations.
    Type: Application
    Filed: March 10, 2011
    Publication date: February 14, 2013
    Inventors: Trevor Frederick Cox, Robert John Crawford, Lee Garry Gregory, Sarah Louise Hosking
  • Publication number: 20120028869
    Abstract: A cleansing implement comprising a generally planar compressed, water-swellable matrix and a solid cleansing composition coated on one face of the compressed matrix, the solid cleansing composition comprising an encapsulated perfume.
    Type: Application
    Filed: March 24, 2010
    Publication date: February 2, 2012
    Inventors: Robert John Crawford, Paul Ferguson, Robert Allan Hunter, Giovanni Francesco Unali
  • Publication number: 20110288000
    Abstract: A structured aqueous detergent composition comprising modified cellulose and surfactant characterised in that the composition comprises: a) 0.2 to 10 wt %, preferably 0.4 to 7 wt %, anionic surfactant or zwitterionic surfactant or mixtures thereof, b) 0.5 to 5 wt %, preferably 1 to 2 wt %, dispersed modified cellulose biopolymer, wherein the modification consists of the cellulose having its C6 primary alcohols oxidised to carboxyl moieties (acid/COOH—) on 10 to 70% of the glucose units and substantially all the remainder of the C6 positions occupied by unmodified primary alcohols, c) 0 to 10 wt % non-surfactant electrolyte; d) 0 to 15 wt % other conventional detergent composition additives e) balance water. The invention also provides a method to manufacture the composition.
    Type: Application
    Filed: December 24, 2009
    Publication date: November 24, 2011
    Inventors: Robert John Crawford, Janet Lesley Scott, Giovanni Francesco Unali
  • Publication number: 20080207479
    Abstract: A process for preparing a modified sodium carbonate carrier material, the process comprising the steps of: (i) preparing an aqueous solution of sodium carbonate; an effective amount of a crystal growth modifier selected from the group comprising polyacrylates, polyaspartates and polyaspartic acids; and optionally one or more anionic and/or nonionic detergent-active compounds, one or more detergency builders and/or one or more further heat-insensitive detergent components; whereby crystal growth-modified sodium carbonate is formed; (ii) drying the solution to form a dry solid carrier material; (iii) optionally incorporating into the dried solid carrier material one or more detergent components in liquid form and/or mixing the dried solid material with one or more solid detergent components.
    Type: Application
    Filed: January 13, 2006
    Publication date: August 28, 2008
    Inventors: Andrew Paul Chapple, Robert John Crawford
  • Patent number: 7078373
    Abstract: The detergent composition of the invention contains a combination of an anionic surfactant, a defined nonionic surfactant of high hydrophilic/lipophilic balance (HLB) value, optionally a cationic surfactant, optionally a detergency builder, optionally an inorganic non-builder salt, an optionally a polycarboxylate polymer. Further optional detergent ingredients may also be present. The amount of the anionic surfactant is from 5 to 40, preferably from 7 to 30 wt % and the amount of the nonionic surfactant is from 1 to 20, preferably from 1 to 10 wt %, based on the weight of the total composition.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: July 18, 2006
    Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.
    Inventors: Jacqueline Burrows, Robert John Crawford, Patrick Joseph Norris, David Christopher Thorley
  • Patent number: 6833076
    Abstract: A method for the treatment of waste water by the generation of radicals in the waste water comprises applying to the waste water at least one substance which is capable of providing radicals in the waste water. The substance decomposes by a unimolecular mechanism or by hydrogen abstraction to form a carbon-containing radical on exposure to light or heat.
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: December 21, 2004
    Assignee: Unilever Home & Personal Care USA, a division of Conopco, Inc.
    Inventors: Stephen Norman Batchelor, Denise Angela Carr, Robert John Crawford, Lynette Fairclough
  • Publication number: 20040097394
    Abstract: The detergent composition of the invention contains a combination of an anionic surfactant, a defined nonionic surfactant of high hydrophilic/lipophilic balance (HLB) value, optionally a cationic surfactant, optionally a detergency builder, optionally an inorganic non-builder salt, an optionally a polycarboxylate polymer. Further optional detergent ingredients may also be present. The amount of the anionic surfactant is from 5 to 40, preferably from 7 to 30 wt % and the amount of the nonionic surfactant is from 1 to 20, preferably from 1 to 10 wt %, based on the weight of the total composition.
    Type: Application
    Filed: November 3, 2003
    Publication date: May 20, 2004
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Jacqueline Burrows, Robert John Crawford, Patrick Joseph Norris, David Christopher Thorley
  • Publication number: 20040023835
    Abstract: A fabric care composition comprises a cellulase and a polymeric material which is capable of self cross-linking and/or of reacting with cellulose, wherein the polymeric material comprises one or more poly(oxyalkylene) groups having an end group which comprises one or more amino groups or derivatives of said amino groups. The compositions may be used to treat fabric as part of a laundering process and improve the surface colour definition of the fabric following multiple washings and impart pill and/or fuzz resistance to fabric during laundering.
    Type: Application
    Filed: June 23, 2003
    Publication date: February 5, 2004
    Inventors: Robert James Chatfield, Robert John Crawford, Vanessa Louise Kilhams (nee Hodben)
  • Patent number: 6596034
    Abstract: The treatment of fabric by coating with from 0.01 to 2% by weight on weight of fabric of a polymer composition comprising a thermoplastic elastomer improves the crease recovery properties and/or elasticity and/or tensile strength of a fabric.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: July 22, 2003
    Assignee: Unilever Home and Personal Care USA division of Conopco, Inc.
    Inventors: Robert John Crawford, David Duncan, Dax Kukulj, Philip John Sams
  • Publication number: 20030114351
    Abstract: Product adapted for use in a fabric laundering process which is in the form of a self-supporting aqueous gel and which comprises one or more fabric treatment agents, a gelling agent and one or more surfactants comprising a polypeptide or polysaccharide.
    Type: Application
    Filed: January 29, 2003
    Publication date: June 19, 2003
    Applicant: Unilever Home & Personal Care USA, Division of Conopco., Inc.
    Inventors: Dawn Brook, Robert John Crawford, Paul Ferguson, Philip John Sams
  • Patent number: 6555516
    Abstract: Product adapted for use in a fabric laundering process which is in the form of a self-supporting aqueous gel and which comprises one or more fabric treatment agents, a gelling agent and one or more surfactants comprising a polypeptide or polysaccharide.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: April 29, 2003
    Assignee: Unilever Home & Personal Care USA, division of Conopco,
    Inventors: Dawn Brook, Robert John Crawford, Paul Ferguson, Philip John Sams
  • Patent number: 6277810
    Abstract: Fabric care products and sprayable compositions comprise at least one amine- or amide-epichlorohydrin resin or derivative thereof. The fabric care products are adapted for use in a tumble dryer and may comprise a substrate, such as a flexible sheet or sponge or a dispenser such as a dosing ball, for delivery of the resin. The sprayable compositions are applied to the fabric prior to tumble drying. The products and compositions may be used in a laundering process to improve the appearance and/or texture of fabrics.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: August 21, 2001
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Fiona Louise Baines, Jane Louise Cowen, Robert John Crawford, Andrew Philip Parker, Philip John Sams
  • Publication number: 20010004634
    Abstract: Fabric care products and sprayable compositions comprise at least one amine- or amide-epichlorohydrin resin or derivative thereof. The fabric care products are adapted for use in a tumble dryer and may comprise a substrate, such as a flexible sheet or sponge or a dispenser such as a dosing ball, for delivery of the resin. The sprayable compositions are applied to the fabric prior to tumble drying. The products and compositions may be used in a laundering process to improve the appearance and/or texture of fabrics.
    Type: Application
    Filed: September 16, 1999
    Publication date: June 21, 2001
    Inventors: FIONA LOUISE BAINES, JANE LOUISE COWEN, ROBERT JOHN CRAWFORD, ANDREW PHILIP PARKER, PHILIP JOHN SAMS
  • Patent number: 5670474
    Abstract: A built particulate detergent composition for fabric washing, containing not more than 10 wt. % of water-insoluble builder and not more than 10 wt. % of water, contains a high level (40-90 wt. %) of a nonionic surfactant component consisting wholly or predominantly of a nonionic surfactant solid at ambient temperature, for example, alkylpolyglycoside or lactobionamide. Liquid nonionic surfactant and other cosurfactants may be present in limited amounts. A detergency builder is also present, the ratio of builder to nonionic surfactant not exceeding 1:1.
    Type: Grant
    Filed: November 30, 1995
    Date of Patent: September 23, 1997
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Robert John Crawford, Alastair Richard Sanderson