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. 27, 2021
Filed:
Apr. 12, 2019
Applicant:
Comitt Well Solutions Us Holding Inc., Katy, TX (US);
Inventor:
Peter Kris Cleven, Grand-Barachois, CA;
Assignee:
COMITT WELL SOLUTIONS US HOLDING INC., Katy, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 23/06 (2006.01);
U.S. Cl.
CPC ...
E21B 23/06 (2013.01);
Abstract
A resettable pressure activated device, comprises an inner wall, a return spring, a resilient element and an axially movable piston arranged around the inner wall. The piston comprises a radially extending piston area in fluid communication with a central bore within the inner wall such that the piston moves in an activation direction when a bore pressure within the central bore exceeds the pressure around the device by a predetermined release pressure.