Patents by Inventor Gordon Trent Hewitt

Gordon Trent Hewitt 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: 4010252
    Abstract: There is disclosed antimicrobial compositions based upon the combination of an antimicrobially effective poly (quaternary ammonium) compound and an antimicrobially effective simple anionic component. There is also disclosed methods of making the same and products made therefrom.
    Type: Grant
    Filed: December 19, 1974
    Date of Patent: March 1, 1977
    Assignee: Colgate-Palmolive Company
    Inventor: Gordon Trent Hewitt
  • Patent number: 3954113
    Abstract: The method of cleaning hair between shampoos which comprises rubbing the hair with a sheet-like substrate that has been treated to make it electronically attractive to hair soil in the presence of an aqueous liquid in a moistening amount.Means for cleaning hair between shampoos comprising a sheet-like substrate treated to make it electronically attractive to hair soil and moistened with a cleaning liquid. The substrate is preferably a flexible, absorbent, organic, fibrous sheet having satisfactory wet strength properties such as non-woven fabric and wet strength paper rendered electronically attractive to hair soil by the presence of a cationic organic polyelectrolyte, e.g., by incorporation in a sheet during or impregnation of a sheet after manufacture. The cleaning liquid is aqueous, preferably water and alcohol, usually absorbed in the substrate. Optionally and advantageously the substrate is folded into a compact pad and sealed within a moisture-proof envelope for convenience in carrying and use.
    Type: Grant
    Filed: December 14, 1973
    Date of Patent: May 4, 1976
    Assignee: Colgate-Palmolive Company
    Inventors: James Calvin Bohrer, Gordon Trent Hewitt
  • Patent number: 3951596
    Abstract: The disclosure relates to a soap curd dispersant in clear liquid form to be added to the laundry in either the wash cycle or the rinse cycle. The soap curd dispersant comprises a higher alkyl dimethyl amide or higher alkyl dimethyl sulfonamide, a hydrotrope, and an organic solvent.
    Type: Grant
    Filed: June 5, 1974
    Date of Patent: April 20, 1976
    Assignee: Colgate-Palmolive Company
    Inventor: Gordon Trent Hewitt