Patents by Inventor Charles F. Hudson

Charles F. Hudson 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).

  • Open top container
    Patent number: 5735427
    Abstract: An open top container having a drum and a lid wherein the lid engages the drum for sealing the contents thereof using clamps which secure the lid and drum into an engaged relationship. The lid and drum utilize a cammed engagement member so that as the clamps are activated the cammed surface provides a tightening of the lid to the drum.
    Type: Grant
    Filed: October 23, 1995
    Date of Patent: April 7, 1998
    Assignee: Russell-Stanley Corporation
    Inventors: John H. Hunter, Charles F. Hudson
  • Flange for a bunged drum
    Patent number: D388933
    Type: Grant
    Filed: May 24, 1996
    Date of Patent: January 6, 1998
    Assignee: Russell-Stanley Corporation
    Inventors: John H. Hunter, Charles F. Hudson
  • Bunged drum
    Patent number: D408113
    Type: Grant
    Filed: June 24, 1996
    Date of Patent: April 13, 1999
    Assignee: Russell-Stanley Corporation
    Inventors: John H. Hunter, Charles F. Hudson