Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 26, 2022
Patent Application Number
17391357
Date Filed
August 2, 2021
Patent Citations
Patent Primary Examiner
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.
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