Patents by Inventor David E. Upchurch

David E. Upchurch 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).

  • Publication number: 20170089185
    Abstract: A perforating gun that has a detonator section in which a window is formed is assembled by: disposing a detonating cord in an inner bore of the perforating gun; fixing a clip to a detonator; gripping the clip with an installation tool; inserting the clip laterally through the window of the detonator section using the installation tool; and attaching the clip to the detonator cord by pressing the clip against the detonator cord using the installation tool. The clip has a planar base, an opening formed in the base for receiving the detonator, and a pair of prongs extending from the base, wherein each prong of the pair of prongs extends from an edge of the base and has a gripping end.
    Type: Application
    Filed: November 11, 2016
    Publication date: March 30, 2017
    Applicant: OWEN OIL TOOLS LP
    Inventors: David E. Upchurch, Paul E. Noe, Benjamin O. Potter, Matthew C. Clay, Dan W. Pratt
  • Patent number: 9598941
    Abstract: A perforating gun that has a detonator section in which a window is formed is assembled by: disposing a detonating cord in an inner bore of the perforating gun; fixing a clip to a detonator; gripping the clip with an installation tool; inserting the clip laterally through the window of the detonator section using the installation tool; and attaching the clip to the detonator cord by pressing the clip against the detonator cord using the installation tool. The clip has a planar base, an opening formed in the base for receiving the detonator, and a pair of prongs extending from the base, wherein each prong of the pair of prongs extends from an edge of the base and has a gripping end.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: March 21, 2017
    Assignee: OWEN OIL TOOLS LP
    Inventors: David E. Upchurch, Paul E. Noe, Benjamin O. Potter, Matthew C. Clay, Dan W. Pratt
  • Patent number: 9523265
    Abstract: An apparatus for use with a perforating device includes a section having a window and a detonating cord disposed in a bore of the section. The apparatus may include a detonator configured to generate a high order detonation; and a clip connecting the detonator to the detonating cord. The clip may be formed as a ribbon having a base and a prong extending from opposing sides of the base. The base has an opening for receiving the detonator. The prongs have biased ends to secure the detonating cord against a face of the detonator.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: December 20, 2016
    Assignee: OWEN OIL TOOLS LP
    Inventors: David E. Upchurch, Paul E. Noe, Benjamin O. Potter, Matthew C. Clay, Dan W. Pratt
  • Publication number: 20160097264
    Abstract: An apparatus for use with a perforating device includes a section having a window and a detonating cord disposed in a bore of the section. The apparatus may include a detonator configured to generate a high order detonation; and a clip connecting the detonator to the detonating cord. The clip may be formed as a ribbon having a base and a prong extending from opposing sides of the base. The base has an opening for receiving the detonator. The prongs have biased ends to secure the detonating cord against a face of the detonator.
    Type: Application
    Filed: September 29, 2015
    Publication date: April 7, 2016
    Applicant: OWEN OIL TOOLS LP
    Inventors: David E. Upchurch, Paul E. Noe, Benjamin O. Potter, Matthew C. Clay, Dan W. Pratt