Patents by Inventor Richard Edgard Bravo

Richard Edgard Bravo 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: 20230122987
    Abstract: A tubular connection includes either or both of a pin or a box. The pin includes an external male threaded zone having external male threads disposed on a portion of the pin, and the box includes an internal female threaded zone having internal female threads disposed on a portion of the first box. The internal female threads are configured to engage with the external male threads of the first pin. At least one of the pin or the box includes a torque shoulder surface that includes a surface roughness that is greater than or equal to 100 microns. In some instances, the torque shoulder surface can include a knurled surface profile that is continuous along the torque shoulder surface. In certain instances, a second mating torque shoulder surface has a surface roughness greater than or equal to 100 microns.
    Type: Application
    Filed: June 17, 2020
    Publication date: April 20, 2023
    Inventors: Lucas Giraldo, Richard Edgard Bravo, Miguel Angel Rossi, Gastón Mauro Mazzaferro