Patents by Inventor Curtis Paterson

Curtis Paterson 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).

  • Patent number: 11585186
    Abstract: A standing valve assembly comprises a flow cage, a ball seat, and a valve ball. The flow cage includes a cage body defining an axial fluid passage therethrough, and a bridge extending across the fluid passage. The cage body and the bridge collectively define a plurality of openings to the fluid passage. The valve ball is received between the bridge and the ball seat and is axially movable within the flow cage. The bridge has an upper face and defines at least one guide ramp in the upper face. Each guide ramp extends at a downward angle to a respective one of the plurality of openings.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: February 21, 2023
    Assignee: Q2 Artificial Lift Services ULC
    Inventors: Corbin Coyes, Curtis Paterson, Garth John Fraser
  • Publication number: 20210381338
    Abstract: The disclosure provides a standing valve assembly comprising a flow cage, a ball seat, and a valve ball. The flow cage includes a cage body defining an axial fluid passage therethrough, and a bridge extending across the fluid passage, the cage body and the bridge collectively defining a plurality of openings to the fluid passage. The valve ball is received between the bridge and the ball seat and is axially movable within the flow cage. The bridge has an upper face and defines at least one guide ramp in the upper face, each guide ramp extending at a downward angle to a respective one of the plurality of openings.
    Type: Application
    Filed: June 4, 2021
    Publication date: December 9, 2021
    Inventors: Corbin COYES, Curtis Paterson, Garth John FRASER