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:
Mar. 25, 2014
Filed:
Oct. 17, 2008
Applicant:
Randall W. Nish, Provo, UT (US);
Inventor:
Randall W. Nish, Provo, UT (US);
Assignee:
Exelis, Inc., McLean, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 36/02 (2006.01); E21B 33/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A downhole tool such as a bridge or frac plug includes a combination anvil and coupler that forms both the anvil or bottom stop on a mandrel, and a coupler to attach a burn device. One or more members, including a packer ring, can be disposed on the mandrel and movable with respect to the central mandrel along a longitudinal axis of the central mandrel. The combination anvil and coupler includes an upper attachment section attached to the mandrel, an upper surface against which the members are compressed, and a lower attachment section attached to a burn device.