Patents by Inventor Abraham E. Canales

Abraham E. Canales 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).

  • Valve cartridge
    Patent number: 12729593
    Abstract: A valve cartridge for a fluid end for a well stimulation pump optionally includes: a valve body, a spring engaging the valve body on a first side thereof, and a housing at least partially enclosing the valve body and spring. The housing can define one or more passages therethrough. The housing can define one or more seats adjacent the one or more passages. The one or more seats can be configured to be selectively engaged by the valve body on a second side thereof.
    Type: Grant
    Filed: June 23, 2025
    Date of Patent: September 8, 2026
    Assignee: SPM Oil & Gas Inc.
    Inventors: Daryl James Belshan, David Theodore Figgs, Justin Lane Poehls, Abraham E. Canales
  • VALVE CARTRIDGE
    Publication number: 20250314143
    Abstract: A valve cartridge for a fluid end for a well stimulation pump is discussed and illustrated. The valve cartridge optionally includes: a valve body, a spring engaging the valve body on a first side thereof, and a housing at least partially enclosing the valve body and spring. The housing can define one or more passages therethrough. The housing can define one or more seats adjacent the one or more passages. The one or more seats can be configured to be selectively engaged by the valve body on a second side thereof.
    Type: Application
    Filed: June 23, 2025
    Publication date: October 9, 2025
    Applicant: SPM Oil & Gas Inc.
    Inventors: Daryl James Belshan, David Theodore Figgs, Justin Lane Poehls, Abraham E. Canales
  • Valve cartridge
    Patent number: 12359517
    Abstract: A valve cartridge for a fluid end for a well stimulation pump is discussed and illustrated. The valve cartridge optionally includes: a valve body, a spring engaging the valve body on a first side thereof, and a housing at least partially enclosing the valve body and spring. The housing can define one or more passages therethrough. The housing can define one or more seats adjacent the one or more passages. The one or more seats can be configured to be selectively engaged by the valve body on a second side thereof.
    Type: Grant
    Filed: June 29, 2023
    Date of Patent: July 15, 2025
    Assignee: SPM Oil & Gas Inc.
    Inventors: Daryl James Belshan, David Theodore Figgs, Justin Lane Poehls, Abraham E. Canales
  • VALVE CARTRIDGE
    Publication number: 20250003300
    Abstract: A valve cartridge for a fluid end for a well stimulation pump is discussed and illustrated. The valve cartridge optionally includes: a valve body, a spring engaging the valve body on a first side thereof, and a housing at least partially enclosing the valve body and spring. The housing can define one or more passages therethrough. The housing can define one or more seats adjacent the one or more passages. The one or more seats can be configured to be selectively engaged by the valve body on a second side thereof.
    Type: Application
    Filed: June 29, 2023
    Publication date: January 2, 2025
    Applicant: SPM Oil & Gas Inc.
    Inventors: Daryl James Belshan, David Theodore Figgs, Justin Lane Poehls, Abraham E. Canales