Patents by Inventor William D. Lawrence

William D. Lawrence 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).

  • Document holding and segregating device
    Patent number: 4453326
    Abstract: A document holding and segregating device includes a generally cylindrical body member having radially projecting partitions forming a plurality of compartments for holding documents such as communication memos, etc. The body member includes a central hub having a hollow axial bore and a thrust bearing surface at one end of the bore. The body member is mounted on a cylindrical base member having an upstanding bearing post insertable in the bore in the hub of the body member whereby the body member may be mounted for rotation on the base to enhance its use in receiving and dispensing documents.
    Type: Grant
    Filed: July 6, 1982
    Date of Patent: June 12, 1984
    Assignee: Dynamic Resources Unlimited, Inc.
    Inventors: Craig A. Hoffman, William D. Lawrence