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.:

US 8733434 B1

PDF
Full Text
Expired
Date of Patent:
May. 27, 2014

Filed:

Aug. 22, 2011
Applicant:

Stewart John Barker, Aberdeen, GB;

Inventor:

Stewart John Barker, Aberdeen, GB;

Assignee:

Baker Hughes Incorporated, Houston, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

In some embodiments, apparatus connectable between a top drive system and a tool useful in connection with a hydrocarbon exploration or production well includes a rotatable barrel, a non-rotating upper housing engageable with the top drive system, a rotatable lower housing engageable with the tool and a non-rotating communication ring.


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Barker, Stewart. (2014). Connector for use with top drive system (U.S. Patent No. 8733434). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8733434

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