Patents by Inventor David Joseph Bolt

David Joseph Bolt 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).

  • Retrievable pump systems for wells and methods of use
    Patent number: 11180978
    Abstract: A wellbore pumping system for pumping fluid, the system with a retrievable reciprocating pump selectively disposable in inner tubing (which may be e.g. production tubing or coiled tubing) movable to and from a landing structure of a bottom hole assembly (“BHA”), the BHA connected to another tubular which is an outer tubular, such as production tubing or casing, which encompasses the inner tubing.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: November 23, 2021
    Assignee: Cormorant Engineering, LLC
    Inventor: David Joseph Bolt
  • RETRIEVABLE PUMP SYSTEMS FOR WELLS & METHODS OF USE
    Publication number: 20180187532
    Abstract: A wellbore pumping system for pumping fluid, the system with a retrievable reciprocating pump selectively disposable in inner tubing (which may be e.g. production tubing or coiled tubing) movable to and from a landing structure of a bottom hole assembly (“BHA”), the BHA connected to another tubular which is an outer tubular, such as production tubing or casing, which encompasses the inner tubing.
    Type: Application
    Filed: January 15, 2015
    Publication date: July 5, 2018
    Inventor: DAVID JOSEPH BOLT
  • Wellbore fluid removal systems and methods
    Patent number: 9028229
    Abstract: Deliquefication systems with an upper pumping section for discharging fluid pumped to it by a lower pumping section; in one aspect, for providing liquid from a wellbore to the upper section for removal of the liquid from the wellbore; and, in one aspect, such systems for dewatering a gas well. This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b).
    Type: Grant
    Filed: September 3, 2011
    Date of Patent: May 12, 2015
    Inventors: David Joseph Bolt, Kenneth Ray Newman
  • Wellbore fluid removal systems & methods
    Publication number: 20120076668
    Abstract: Deliquefication systems with an upper pumping section for discharging fluid pumped to it by a lower pumping section; in one aspect, for providing liquid from a wellbore to the upper section for removal of the liquid from the wellbore; and, in one aspect, such systems for dewatering a gas well. This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b).
    Type: Application
    Filed: September 3, 2011
    Publication date: March 29, 2012
    Inventors: David Joseph Bolt, Kenneth Ray Newman