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. 20, 2018
Filed:
Aug. 12, 2014
Applicant:
Downhole Technology, Llc, Houston, TX (US);
Inventors:
Evan Lloyd Davies, Houston, TX (US);
Duke VanLue, Tomball, TX (US);
Assignee:
Downhole Technology, LLC, Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 33/128 (2006.01); E21B 33/129 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1208 (2013.01); E21B 33/128 (2013.01); E21B 33/1293 (2013.01);
Abstract
A downhole tool for use in a wellbore, the downhole tool including a mandrel further comprising a first end and a second end. The second end includes a first outer surface area and a second outer surface area. The first outer surface area further includes at least one rounded segment that has a radius of curvature in longitudinal cross-section.