Patents by Inventor Ralph E. McClellan

Ralph E. McClellan 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).

  • Insulated filing cabinet
    Patent number: 4303286
    Abstract: An improvement in R. E. McClellan's U.S. Pat. No. 2,750,901 issued June 19, 1956 to an Insulated Metal Cabinet Construction and its adaptation to lateral or wide shallow drawer insulated filing cabinets.
    Type: Grant
    Filed: January 28, 1980
    Date of Patent: December 1, 1981
    Assignee: Meilink Industries, Inc.
    Inventor: Ralph E. McClellan