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:
Apr. 07, 2015
Filed:
May. 11, 2012
Applicant:
Eric Brian Ackermann, Salt Lake City, UT (US);
Inventor:
Eric Brian Ackermann, Salt Lake City, UT (US);
Assignee:
Exelis, Inc., McLean, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 29/00 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1204 (2013.01); E21B 29/00 (2013.01);
Abstract
An anvil or mule shoe of a downhole tool disposable in a casing of an oil or gas well includes a scoop formed in a bottom of the downhole tool with a concave profile oriented at an acute angle with respect to a longitudinal axis of the downhole tool and extending across a majority of the bottom; and/or a plurality of helical flutes formed in an exterior of the anvil of the downhole tool and extending circumferentially and helically around the longitudinal axis of the downhole tool.