Patents by Inventor Derek Paul Curnock

Derek Paul Curnock 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).

  • Downhole firing tool
    Patent number: 11293734
    Abstract: The invention relates to downhole firing tools. In particular, a firing switch for a perforating gun with an EB switch port. The firing switch comprises a body portion configured to be located within the EB switch port, and an electronic addressable switch mechanically coupled to the body portion. The mechanical coupling of the body portion and electronic addressable switch may provide a substantially rigid firing switch.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: April 5, 2022
    Assignee: GUARDIAN GLOBAL TECHNOLOGIES LIMITED
    Inventors: Iain Maxted, Derek Paul Curnock