Patents by Inventor Donald Peter

Donald Peter 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).

  • Process for the production of a detergent composition
    Patent number: 5990073
    Abstract: A process for the production of a detergent composition or component having a bulk density of less than 700 g/l which involves mixing a particulate starting material compound with a liquid binder in a mixer/granulator having both a stirring and a cutting action wherein the starting material contains a component, which is not a detergent active compound, having a bulk density of not more than 600 g/l is disclosed.
    Type: Grant
    Filed: June 28, 1996
    Date of Patent: November 23, 1999
    Assignee: Lever Brothers Company
    Inventors: Marcelito Abad Garcia, David Alan Jordan, Donald Peter, Chandulal Kantilal Ranpuria
  • Soap powder compositions
    Patent number: 5298183
    Abstract: A soap powder having a bulk density of at least 600 g/liter contains 35-80 wt % of organic detergent-active material, of which 70-100 wt % is fatty acid soap of low (.ltoreq.20.degree. C.) Krafft temperature, and 20-65 wt % of inorganic and/or builder salts, and may be prepared by granulation and densification in a high-speed mixer/granulator. The high bulk density soap powder shows improved powder properties and better wetting and dispersion behavior in the wash than corresponding undensified powder.
    Type: Grant
    Filed: June 6, 1991
    Date of Patent: March 29, 1994
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Jeffrey H. Connor, Robert Donaldson, Andrew T. Hight, Gordon G. McLeod, Donald Peter, Peter J. Russell
  • Sheet-like article
    Patent number: 4603069
    Abstract: A sheet-like article suitable, for example, for wiping hard surfaces, comprises two sheets of nonwoven fabric or the like having sandwiched betweem them a solid core material which may be a highly porous, optionally liquid-containing, polymer. The two outer sheets are bonded to each other, without involving the core material, by means of a plurality of small, spaced bonding points, for example, spot-welds. Preferably the core material is in continuous sheet form and is perforated to accommodate the bonding points.
    Type: Grant
    Filed: May 24, 1985
    Date of Patent: July 29, 1986
    Assignee: Lever Brothers Company
    Inventors: Zia Haq, Richard Harbour, Donald Peter, Serge A. Symien
  • Bleach compositions with deodorant perfumes
    Patent number: 4579677
    Abstract: A deodorant product comprises a deodorant composition and a bleaching agent, the deodorant composition having a deodorant value of from 0.50 to 3.5 as measured by the Deodorant Value Test.
    Type: Grant
    Filed: February 12, 1982
    Date of Patent: April 1, 1986
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter, George K. Rennie
  • Deodorant product for surface treatment
    Patent number: 4469848
    Abstract: A deodorant product comprises a deodorant composition and a polishing agent, chosen from waxes, film-forming polymers or mixtures thereof, the deodorant composition having a deodorant value of from 0.50 to 3.5 as measured by the Deodorant Value Test.
    Type: Grant
    Filed: February 12, 1982
    Date of Patent: September 4, 1984
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter, George K. Rennie
  • Deodorant abrasive cleaner for surface treatment
    Patent number: 4347153
    Abstract: A deodorant product comprises a deodorant composition and a carrier for the composition chosen from abrasive cleaners, bleaching agents, waxes, film-forming polymers or mixtures thereof, the deodorant composition having a deodorant value of from 0.50 to 3.5 as measured by the Deodorant Value Test.
    Type: Grant
    Filed: May 14, 1979
    Date of Patent: August 31, 1982
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter, George K. Rennie
  • Disposable article
    Patent number: 4343783
    Abstract: A deodorant disposable porous article for use in contact with human skin or hair comprises a porous substrate impregnated with a deodorant composition having a deodorant value of from 0.50 to 3.5 as measured by the Deodorant Value Test.
    Type: Grant
    Filed: January 15, 1979
    Date of Patent: August 10, 1982
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter
  • Detergent product containing deodorant compositions
    Patent number: 4322308
    Abstract: A deodorant detergent composition comprises a detergent-active compound and a deodorizing amount of a deodorant perfume and a deodorant other than a deodorant perfume, the composition having an odor reduction value within the range of from 0.50 to 3.5 as measured by the Odor Reduction Value Test.
    Type: Grant
    Filed: February 1, 1980
    Date of Patent: March 30, 1982
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter
  • Detergent product containing deodorant compositions
    Patent number: 4304679
    Abstract: A deodorant detergent product comprises a non-soap detergent active compound, and a deodorant composition. The product can be used for personal washing of the skin and will as a result reduce human body malodor. The product can also be employed for washing fabrics which when subsequently worn in contact with the skin aid in the reduction of human body malodor.
    Type: Grant
    Filed: August 15, 1978
    Date of Patent: December 8, 1981
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter
  • Personal washing detergent bars with an effective amount of a citric acid ester
    Patent number: 4292192
    Abstract: Detergent bars for personal washing are given a deodorant property by including an ester of citric acid. The ester may be an acetyl derivative. The amount of ester used will be in the range of from about 0.3% to about 3%. Examples of the esters are triethyl citrate and acetyl tributyl citrate.
    Type: Grant
    Filed: June 13, 1980
    Date of Patent: September 29, 1981
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter
  • Detergent product
    Patent number: 4289641
    Abstract: A deodorant detergent product comprises a soap; detergent adjuncts including a detergency builder (other than soap) and/or a bleach; and a deodorant composition. The product can be employed for washing fabrics which when subsequently worn in contact with the skin aid in the reduction of human body malodor.
    Type: Grant
    Filed: August 15, 1978
    Date of Patent: September 15, 1981
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter
  • Detergent product containing deodorant compositions
    Patent number: 4288341
    Abstract: A deodorant toilet bar comprises a soap mixture; optionally, straight chain fatty acids; and a deodorant composition. The bar can be employed for personal washing of the skin and will as a result reduce human body malodor.
    Type: Grant
    Filed: August 15, 1978
    Date of Patent: September 8, 1981
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter
  • Deodorant composition
    Patent number: 4278658
    Abstract: A deodorant skin treatment product comprises a deodorizing amount of a deodorant composition and a cosmetically acceptable vehicle for the composition other than soap or non-soap detergent. The product can be applied to the skin in order to provide prolonged protection against the development of body malodor.
    Type: Grant
    Filed: January 15, 1979
    Date of Patent: July 14, 1981
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter
  • Fabric conditioning product
    Patent number: 4134838
    Abstract: A fabric conditioning composition comprises a fabric softening amount of a fabric softener and a deodorizing amount of a deodorant perfume, the composition having an odor reduction value within the range of from 0.50 to 3.5 as measured by the modified Whitehouse and Carter test.
    Type: Grant
    Filed: February 15, 1978
    Date of Patent: January 16, 1979
    Assignee: Lever Brothers Company
    Inventors: David C. Hooper, George A. Johnson, Donald Peter