Patents by Inventor Winston G. Rockefeller

Winston G. Rockefeller 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).

  • Methods and apparatus for foldably closing the ends of laminated metal-plastic tubes
    Patent number: 4019305
    Abstract: Toothpaste or like tubes having flexible metal-plastic laminate walls have one end flattened and folded in metal pressure jaw assemblies controllably heated in the range of 250.degree. to 350.degree. - 400.degree. F.
    Type: Grant
    Filed: December 9, 1975
    Date of Patent: April 26, 1977
    Assignee: Colgate-Palmolive Company
    Inventors: Russell P. McGhie, Olaf Bredholt, Winston G. Rockefeller
  • Dispensing container manufacturing apparatus and methods
    Patent number: 3952676
    Abstract: Collapsible toothpaste and like dispensing containers having flexible body walls and externally threaded discharge necks are formed by wrapping a sheet of flexible material about a mandrel and fastening overlapping side edges together to provide a tubular body shell having a longitudinal seam, and then inserting and clamping one end of the formed body shell between nested mechanically interengaged inner and outer head structure elements.
    Type: Grant
    Filed: April 16, 1974
    Date of Patent: April 27, 1976
    Assignee: Colgate-Palmolive Company
    Inventor: Winston G. Rockefeller