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. 11, 2020
Filed:
Feb. 17, 2016
Applicant:
Weatherford Technology Holdings, Llc, Houston, TX (US);
Inventor:
Joshua Matthew Korf, Houston, TX (US);
Assignee:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 29/00 (2006.01); E21B 7/06 (2006.01); E21B 29/06 (2006.01); E21B 10/42 (2006.01); E21B 10/55 (2006.01);
U.S. Cl.
CPC ...
E21B 29/002 (2013.01); E21B 7/061 (2013.01); E21B 10/42 (2013.01); E21B 10/55 (2013.01); E21B 29/06 (2013.01);
Abstract
A method of cutting a casing and a formation includes providing a rotatable cutting tool in a wellbore, wherein the rotatable cutting tool includes a first portion configured for cutting the casing and a second portion configured for cutting the formation. The method further includes engaging the first portion with the casing in the wellbore; and engaging the second portion with the casing after engaging the first portion with the casing.