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.

Date of Patent:
Jul. 26, 2005

Filed:

May. 29, 2003
Applicants:

Mark A. Roesch, Brecksville, OH (US);

Dennis P. Revlock, Sr., Medina, OH (US);

Stevan Joe White, Richardson, TX (US);

Inventors:

Mark A. Roesch, Brecksville, OH (US);

Dennis P. Revlock, Sr., Medina, OH (US);

Stevan Joe White, Richardson, TX (US);

Assignee:

The Lamson & Sessions Co., Cleveland, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B019/089 ;
U.S. Cl.
CPC ...
Abstract

A unitary pipe loop component for use with a sinker bar and a pair of pipes in a wellbore includes a return bend pipe fitting having a fluid flow passage configured to extend between the pipes in the wellbore, and further includes a sleeve having a passage with open opposite ends to receive the sinker bar through the sleeve. A weight suspension structure is connected to the sleeve and the pipe fitting as another distinct portion of the unitary pipe loop component, and has a knockout portion configured to provide an eyelet for insertion of a hook, tether, or the like for suspension of a weight. The eyelet may alternatively receive an anchor.


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