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.
Patent No.:
Date of Patent:
Jul. 26, 2022
Filed:
Aug. 02, 2021
Applicant:
The Wellboss Company, Inc., Calgary, CA;
Inventor:
Adrian Oprea, Calgary, CA;
Assignee:
The WellBoss Company, Inc., Calgary, CA;
Primary Examiner:
Int. Cl.
CPC ...
E21B 34/10 (2006.01); E21B 34/14 (2006.01); E21B 34/06 (2006.01); E21B 43/26 (2006.01);
U.S. Cl.
CPC ...
E21B 34/103 (2013.01); E21B 34/063 (2013.01); E21B 34/10 (2013.01); E21B 34/14 (2013.01); E21B 43/26 (2013.01); E21B 2200/06 (2020.05);
Abstract
A downhole sleeve tool is provided that includes a lower sub defining a bore and one or more sleeve ports therethrough. There is a piston valve movably positionable within the lower sub to selectively block communication between the bore and the one or more sleeve ports. There is an upper sub connectable to the lower sub and sharing another bore therewith. The upper sub has an inlet port, one or more communication ports, and an outlet port. There is an at least one cartridge assembly disposed in a cartridge bore formed in a wall of the upper sub.