Patents by Inventor Robert J. Norbury

Robert J. Norbury 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).

  • Detergent composition containing coated perfume particles
    Patent number: 5188753
    Abstract: Perfume particles comprise perfume dispersed within certain water-soluble polymeric carrier materials and encapsulated in a protective shell by coating with a friable coating material. The coated particles allow for preservation and protection of perfumes which are susceptible to degradation or loss in storage and in harsh cleaning conditions. In use, the surface coating fractures and the underlying carrier/perfume particles efficiently deliver a large variety of perfume types to fabrics or other surfaces.
    Type: Grant
    Filed: June 21, 1991
    Date of Patent: February 23, 1993
    Assignees: The Procter & Gamble Company, Minnesota Mining & MAanufacturing Company
    Inventors: Diane G. Schmidt, Howard J. Buttery, Robert J. Norbury
  • Coated perfume particles
    Patent number: 5154842
    Abstract: Perfume particles comprise perfume dispersed within certain water-insoluble nonpolymeric carrier materials and encapsulated in a protective shell by coating with a friable coating material. The coated particles allow for preservation and protection of perfumes which are susceptible to degradation or loss in storage and in cleaning compositions. In use, the surface coating fractures and the underlying carrier/perfume particles efficiently deliver a large variety of perfume types to fabrics or other surfaces.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: October 13, 1992
    Assignees: The Procter & Gamble Company, Minnesota Mining & Manufacturing Company
    Inventors: Darlene R. Walley, Howard J. Buttery, Robert J. Norbury, Diane G. Scmidt, William R. Michael
  • Coated perfume particles in fabric softener or antistatic agents
    Patent number: 5137646
    Abstract: Perfume particles comprise perfume dispersed within certain water-insoluble polymeric carrier materials and encapsulated in a protective shell by coating with a friable coating material. The coated particles allow for preservation and protection of perfumes which are susceptible to degradation or loss in storage and in harsh cleaning conditions. In use, the surface coating fractures and the underlying carrier/perfume particles efficiently deliver a large variety of perfume types to fabrics or other surfaces.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: August 11, 1992
    Assignees: The Procter & Gamble Company, Minnesota Mining & Manufacturing Company
    Inventors: Diane G. Schmidt, Howard J. Buttery, Robert J. Norbury
  • Coated perfume particles
    Patent number: 5066419
    Abstract: Perfume particles comprise perfume dispersed within certain water-insoluble nonpolymeric carrier materials and encapsulated in a protective shell by coating with a friable coating material. The coated particles allow for preservation and protection of perfumes which are susceptible to degradation or loss in storage and in cleaning compositions. In use, the surface coating fractures and the underlying carrier/perfume particles efficiently deliver a large variety of perfume types to fabrics or other surfaces.
    Type: Grant
    Filed: February 20, 1990
    Date of Patent: November 19, 1991
    Assignees: The Procter & Gamble Company, Minnesota Mining & Manufacturing Co.
    Inventors: Darlene R. Walley, Howard J. Buttery, Robert J. Norbury, Diane G. Schmidt, William R. Michael
  • Encapsulated cosmetic materials and process of making
    Patent number: 5013473
    Abstract: The use of frangible microcapsules in cleansing creams and cold creams and other cosmetic products improves their cleansing, cleaning, and removal properties without damage to the skin.
    Type: Grant
    Filed: February 25, 1988
    Date of Patent: May 7, 1991
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Robert J. Norbury, Robert W. H. Chang, Lowell C. Zeller
  • Encapsulated cosmetic materials and process of making
    Patent number: 4976961
    Abstract: The size of microcapsules having cosmetic emollient oils is increased by the inclusion of viscosity increasing agents with the oils.
    Type: Grant
    Filed: July 18, 1986
    Date of Patent: December 11, 1990
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Robert J. Norbury, Robert W. H. Chang