Patents by Inventor Warren Bret Williams

Warren Bret Williams 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).

  • Modular cooler construction
    Patent number: 5890613
    Abstract: A modular cooler construction comprised of a series of various-sized containers interlocked together to provide versatility for various capacities of food storage as may be desired; axillary drawer structures are likewise supplied and interlocked with the primary containers to provide for meat and dry ice storage and the like.
    Type: Grant
    Filed: July 21, 1997
    Date of Patent: April 6, 1999
    Inventor: Warren Bret Williams