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:
Feb. 25, 2025
Filed:
Mar. 15, 2024
Applicant:
Citadel Casing Solutions, Llc, Houston, TX (US);
Inventors:
Daniel Lee Schmidt, Magnolia, TX (US);
Todd Anthony Stair, Conroe, TX (US);
Gary J. Makowiecki, Spring, TX (US);
Assignee:
Citadel Casing Solutions LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/16 (2006.01); E21B 34/10 (2006.01);
U.S. Cl.
CPC ...
E21B 34/10 (2013.01); E21B 33/167 (2020.05);
Abstract
A plug for use in wellbore operations includes a plug body extending from a top end to a bottom end; a sealing member as part of the plug body and positioned at the bottom end; and a non-rotating profile positioned at the bottom end of the plug body; the sealing member protrudes past the non-rotating profile such that the sealing member comes into contact with a surface when the plug is dropped into a well before the non-rotating profile.