Patents by Inventor Roy B. Hobson

Roy B. Hobson 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).

  • Patent number: 4614612
    Abstract: An aqueous liquid detergent composition especially adapted for dishwashing, comprising 5-60% by weight of an organic synthetic surfactant system of at least two surfactants, and 5-50% by weight of a citrus juice, said organic synthetic surfactant system consisting of1. from about 30-90 parts by weight of the surfactant system of a Ca-sensitive first surfactant selected from the group consisting of water-soluble C.sub.8-16 alkyl benzene sulphonates; alkane sulphonates having 8-20 carbon atoms; olefin sulphonates having from 8-20 carbon atoms; di-C.sub.8-20 -alkyl sulphosuccinates; di-C.sub.6-12 -alkyl phenol sulphosuccinates; primary and secondary alkyl sulphates having 8-20 carbon atoms; C.sub.8-20 alkyl polyethoxy sulphates having 1-25 ethoxy groups and mixtures thereof, and2.
    Type: Grant
    Filed: May 16, 1983
    Date of Patent: September 30, 1986
    Assignee: Lever Brothers Company
    Inventors: John T. Reilly, Roy B. Hobson, Gordon J. Abdey