Patents by Inventor David Charles Steer

David Charles Steer 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).

  • Mousse-forming shampoo compositions
    Patent number: 6627585
    Abstract: A mousse-forming cleansing shampoo composition having improved conditioning performance comprising: (A) a foamable concentrate comprising: (i) at least one surfactant; (ii) dispersed particles of a water-insoluble conditioning agent having a particle size of 1 micron or greater; (iii) an aqueous carrier; and (B) an aerosol propellant.
    Type: Grant
    Filed: June 12, 2000
    Date of Patent: September 30, 2003
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventor: David Charles Steer
  • Mousse forming hair treatment composition
    Patent number: 6589518
    Abstract: A mousse forming hair treatment composition, which may be a cleansing and/or conditioning composition, comprising a foamable concentrate comprising at least one surfactant, an aqueous carrier, and which is substantially free of anionic surfactants, and an aerosol propellant.
    Type: Grant
    Filed: May 20, 2002
    Date of Patent: July 8, 2003
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventor: David Charles Steer
  • Mousse forming hair treatment composition
    Publication number: 20020192166
    Abstract: A mousse forming hair treatment composition, which may be a cleansing and/or conditioning composition, comprising a foamable concentrate comprising at least one surfactant, an aqueous carrier, and which is substantially free of anionic surfactants, and an aerosol propellant.
    Type: Application
    Filed: May 20, 2002
    Publication date: December 19, 2002
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventor: David Charles Steer
  • Shampoo compositions
    Publication number: 20020192180
    Abstract: An aqueous shampoo composition comprising, in addition to water, a cleansing surfactant, preferably an anionic surfactant, a dispersed non-volatile, water-insoluble, oily conditioning agent, the average D3,2 droplet size of which is in the range from 0.4 to 10 &mgr;m, and a cationic polymer.
    Type: Application
    Filed: March 20, 2002
    Publication date: December 19, 2002
    Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.
    Inventors: Peter Fairley, Neil Scott Shaw, David Charles Steer
  • Mousse forming hair treatment composition containing n-methyl alkyl glucamide surfactant
    Patent number: 6395258
    Abstract: A mousse forming hair treatment composition, which is a cleansing and conditioning composition and is totally free of anionic surfactants, wherein said composition consists essentially of: (a) a foamable concentrate consisting essentially of n-methyl glucamide with a chain length of C12-C14 as the nonionic surfactant; (b) an aqueous carrier; (c)an aerosol propellant; (d) a thinner selected from the group consisting of polyethylene glycol and polypropylene glycol; and (e) an anionic styling polymer.
    Type: Grant
    Filed: April 26, 2000
    Date of Patent: May 28, 2002
    Assignee: Unilever Home & Personal Care USA a division of Conopco, Inc.
    Inventor: David Charles Steer
  • MOUSSE-FORMING SHAMPOO COMPOSITIONS
    Publication number: 20010006621
    Abstract: A mousse-forming cleansing shampoo composition having improved conditioning performance comprising:
    Type: Application
    Filed: December 15, 1998
    Publication date: July 5, 2001
    Inventors: SERGE AIME PATRICK COUPE, EUAN STUART REID, DAVID CHARLES STEER
  • Microbiological production of protein
    Patent number: 3989594
    Abstract: Growth of bacteria belonging to new species of genera Pseudomonas, Microcyclus and Hyphomicrobium upon culture media comprising sources of assimilable carbon, for example oxygenated hydrocarbons, and inorganic nutrients to produce protein compositions and/or other fermentation products, for example amino acids. The protein compositions produced are suitable for use as protein supplements in human and animal foods.
    Type: Grant
    Filed: November 15, 1973
    Date of Patent: November 2, 1976
    Assignee: Imperial Chemical Industries Limited
    Inventors: David Graham MacLennan, John Clark Ousby, Terence Robert Owen, David Charles Steer