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:
Nov. 22, 2005

Filed:

Oct. 09, 2002
Applicants:

Paul D. Ringgenberg, Spring, TX (US);

Gregory W. Vargus, Duncan, OK (US);

Lee Wayne Stepp, Comanche, OK (US);

Donald R. Smith, Wilson, OK (US);

Ronald L. Hinkie, Marlow, OK (US);

Don S. Folds, Duncan, OK (US);

Inventors:

Paul D. Ringgenberg, Spring, TX (US);

Gregory W. Vargus, Duncan, OK (US);

Lee Wayne Stepp, Comanche, OK (US);

Donald R. Smith, Wilson, OK (US);

Ronald L. Hinkie, Marlow, OK (US);

Don S. Folds, Duncan, OK (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B033/127 ;
U.S. Cl.
CPC ...
Abstract

A downhole tool apparatus for insertion into and sealing engagement with a wellbore. The apparatus comprises a tube having an expandable diameter, and a gripping member joined to the tube adapted to engage a portion of the wellbore to limit movement of the tube within the wellbore. The tube may also include a sealing member adapted to mate with the wellbore to form a sealing engagement.


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