Patents by Inventor Paul John Nutley

Paul John Nutley 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: 3981421
    Abstract: Push-pull dispensing closure provided with interengaging angulated ribs and cooperating lugs on the exterior of the shell member chimney portion and interior of the tip member sleeve portion, respectively, to provide a limited degree of relative rotation therebetween during extension or opening movement of the tip member and finding particular utility when utilized as a dispensing closure for a bottle or container of viscous or thixotropic material requiring shaking immediately before use. This construction provides apparatus for preventing spurting upon opening of the closure after such shaking.
    Type: Grant
    Filed: June 30, 1975
    Date of Patent: September 21, 1976
    Assignee: The Procter & Gamble Company
    Inventors: John David McDowell, Jr., Paul John Nutley