Patents by Inventor Eric Brian Ackermann

Eric Brian Ackermann 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).

  • Downhole tool with fluted anvil
    Patent number: 8997859
    Abstract: An anvil or mule shoe of a downhole tool disposable in a casing of an oil or gas well includes a scoop formed in a bottom of the downhole tool with a concave profile oriented at an acute angle with respect to a longitudinal axis of the downhole tool and extending across a majority of the bottom; and/or a plurality of helical flutes formed in an exterior of the anvil of the downhole tool and extending circumferentially and helically around the longitudinal axis of the downhole tool.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: April 7, 2015
    Assignee: Exelis, Inc.
    Inventor: Eric Brian Ackermann
  • Downhole tool with cones and slips
    Patent number: 8770276
    Abstract: A downhole tool with a frangible cone and slip system is disposable in a casing of an oil or gas well and includes a slip ring and a cone disposal on a mandrel. An interior of the slip ring and an exterior of the cone have mating flat facets circumscribing the interior or the exterior of the respective slip ring or cone, and forming an acute angle with respect to a longitudinal axis of the mandrel. The flat facets of the cone are contiguous with or bordering one another around a circumference of the cone, or are separated by a flush region substantially flush with adjacent flat facets, to form a substantially smooth circumference around the flat facets.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: July 8, 2014
    Assignee: Exelis, Inc.
    Inventors: Randall W. Nish, Eric Brian Ackermann