Patents by Inventor Timothy A. Brock

Timothy A. Brock 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).

  • Expansible and contractible duct
    Patent number: 4685703
    Abstract: A longitudinally expansible and contractible duct characterized by the employment of a pair of expansible and contractible bellows protected by internal, thermally insulated, baffles which are slidably secured to the external shell members of the duct to accommodate differential thermal expansion both longitudinally and radially of the duct.
    Type: Grant
    Filed: May 27, 1986
    Date of Patent: August 11, 1987
    Assignee: Phillips Petroleum Company
    Inventor: Timothy A. Brock