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:
Oct. 28, 2025

Filed:

Jul. 19, 2022
Applicant:

Reflex Instruments Asia Pacific Pty Ltd, Balcatta, AU;

Inventors:

James Barry Reilly, Balcatta, AU;

Nicholas Coplin, Balcatta, AU;

Amir Mokaramian, Balcatta, AU;

Marian Javorka, Balcatta, AU;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/017 (2012.01);
U.S. Cl.
CPC ...
E21B 47/017 (2020.05);
Abstract

Downhole tool assembly () for mounting to a core barrel assembly () including a core tube () and a pair of split tubes (). The downhole tool assembly () includes a downhole tool () and at least one sleeve () dimensioned to slidingly engage the split tubes () to inhibit radial movement of the split tubes () and receive and retain the downhole tool () coaxially with the core tube (). Core ejection pistons (), and methods for extracting a core from bedrock are also disclosed. A housing assembly () for a downhole tool, downhole assemblies (), and methods of assembling such assemblies are also disclosed.


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