Patents by Inventor Robin Snell Heslam

Robin Snell Heslam 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).

  • Preparation of detergent compositions
    Patent number: 4048085
    Abstract: Process for preparing a detergent powder composition comprising forming an alkaline aqueous slurry of at least a surface-active agent, a builder salt and an organic activator for peroxy-compounds, and subjecting said aqueous slurry to a spray-drying operation to form a particulate detergent composition having the organic activator homogeneously distributed therein. The particulate detergent composition may be admixed with an inorganic persalt e.g. sodium perborate, and also with an enzyme, e.g. a proteolytic enzyme.
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: September 13, 1977
    Assignee: Lever Bros. Co.
    Inventor: Robin Snell Heslam