Patents by Inventor Christopher E. Desadier

Christopher E. Desadier 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).

  • Enhanced welded pipe, threaded connections, and methods for achieving the same
    Patent number: 11174685
    Abstract: A tubular member includes a tube body, a tube end, an exterior surface, an interior surface, a nominal wall thickness, a longitudinal axis, a welded seam, and a patch of material. The welded seam forms an arcuate portion of the interior surface, and the patch covers a portion of the interior surface that includes a portion of the welded seam, extending from the tube end to an axially spaced first location. The resulting interior surface from the tube end to the axially spaced first location has a uniform inside diameter.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: November 16, 2021
    Assignee: National Oilwell Varco, L.P.
    Inventors: Roger Edward Ethridge, Christopher E. Desadier
  • ENHANCED WELDED PIPE, THREADED CONNECTIONS, AND METHODS FOR ACHIEVING THE SAME
    Publication number: 20210172261
    Abstract: A tubular member includes a tube body, a tube end, an exterior surface, an interior surface, a nominal wall thickness, a longitudinal axis, a welded seam, and a patch of material. The welded seam forms an arcuate portion of the interior surface, and the patch covers a portion of the interior surface that includes a portion of the welded seam, extending from the tube end to an axially spaced first location. The resulting interior surface from the tube end to the axially spaced first location has a uniform inside diameter.
    Type: Application
    Filed: February 18, 2021
    Publication date: June 10, 2021
    Applicant: National Oilwell Varco, L.P.
    Inventors: Roger Edward Ethridge, Christopher E. Desadier
  • Enhanced welded pipe, threaded connections, and methods for achieving the same
    Patent number: 10961787
    Abstract: A tubular member includes a tube body, a tube end, an exterior surface, an interior surface, a nominal wall thickness, a longitudinal axis, a welded seam, and a patch of material. The welded seam forms an arcuate portion of the interior surface, and the patch covers a portion of the interior surface that includes a portion of the welded seam, extending from the tube end to an axially spaced first location. The resulting interior surface from the tube end to the axially spaced first location has a uniform inside diameter.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: March 30, 2021
    Assignee: National Oilwell Varco, L.P.
    Inventors: Roger Edward Ethridge, Christopher E. Desadier
  • Enhanced Welded Pipe, Threaded Connections, and Methods for Achieving the Same
    Publication number: 20180216416
    Abstract: A tubular member includes a tube body, a tube end, an exterior surface, an interior surface, a nominal wall thickness, a longitudinal axis, a welded seam, and a patch of material. The welded seam forms an arcuate portion of the interior surface, and the patch covers a portion of the interior surface that includes a portion of the welded seam, extending from the tube end to an axially spaced first location. The resulting interior surface from the tube end to the axially spaced first location has a uniform inside diameter.
    Type: Application
    Filed: January 30, 2018
    Publication date: August 2, 2018
    Applicant: National Oilwell Varco, L.P.
    Inventors: Roger Edward Ethridge, Christopher E. Desadier