Patents by Inventor Graham Peter CALVERT

Graham Peter CALVERT 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 PACK
    Publication number: 20190119612
    Abstract: A detergent pack comprising a packaging container containing water-soluble unit-dose detergent products, wherein the container comprising a metallic layer at least partially encasing the products helps to reduce the formation of ammonia in the container. Each of the products comprises a detergent composition, which comprises more than 2.5 grams-active of malodour-generating aminocarboxylic complexing agent.
    Type: Application
    Filed: October 23, 2018
    Publication date: April 25, 2019
    Inventors: Graham Peter CALVERT, Sarah Jane MELVILLE
  • DETERGENT PACK
    Publication number: 20160222330
    Abstract: A moisture-permeable detergent pack comprising a plurality of water-soluble unit-dose detergent products the products comprising a phosphate-free detergent composition and an enveloping material the detergent composition comprising: a) a moisture sensitive ingredient; and b) from 15% to 50% by weight of the product of an aminocarboxylic complexing agent wherein the aminocarboxylic complexing agent is in the form of a hygroscopic particle.
    Type: Application
    Filed: January 28, 2016
    Publication date: August 4, 2016
    Inventors: Nathalie Sophie LETZELTER, Graham Peter CALVERT, Sarah Jane MELVILLE