The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 11, 2026

Filed:

Sep. 17, 2024
Applicant:

Nts Amega West Usa, Inc, Houston, TX (US);

Inventors:

Robert Mccullough, Parkland County, CA;

Everett Hagar, Devon, CA;

Lisa Ying Pui Yung, Edmonton, CA;

Assignee:

NTS AMEGA WEST USA, INC, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/10 (2006.01);
U.S. Cl.
CPC ...
E21B 21/103 (2013.01);
Abstract

A clutch assembly for use in a wellbore and connectable between a first and second drill string sections is provided. The clutch assembly includes a first assembly portion connectable to the first drill string section and a second assembly portion connectable to the second drill string section. The second assembly portion comprises a driveshaft. The clutch assembly further comprises a releasable clutch mechanism that selectively rotationally locks the first assembly portion with the second assembly portion. The clutch assembly may comprises a one-way bearing assembly allowing rotation of the driveshaft relative to the first assembly portion in a first rotational direction and preventing rotation of the driveshaft in a second rotational direction opposite to the first rotational direction. The clutch assembly may comprise a diverter valve mechanism having an open configuration and a closed configuration.


Find Patent Forward Citations

Mccullough, Robert. (2026). Clutch assembly for a drill string and related methods (U.S. Patent No. 12704033). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12704033

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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