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:
Nov. 27, 2018
Filed:
Sep. 01, 2016
Weatherford Technology Holdings, Llc, Houston, TX (US);
Albert C. Odell, II, Kingwood, TX (US);
Richard Lee Giroux, Cypress, TX (US);
Tuong Thanh Le, Katy, TX (US);
Gary Thompson, Katy, TX (US);
Karsten Heidecke, Houston, TX (US);
Joerg Lorenz, Burgwedel, DE;
Doyle Fredric Boutwell, Jr., Houston, TX (US);
Michael Hayes, Houston, TX (US);
WEATHERFORD TECHNOLOGY HOLDINGS, LLC, Houston, TX (US);
Abstract
An apparatus for gripping a tubular for use with a top drive includes a connector at one end for rotationally fixing the apparatus relative to the top drive; one or more gripping members at a second end for gripping the tubular; an actuator configured to move and hold the gripping members in contact with the tubular; and a lock coupled to the connector for preventing the apparatus and the top drive from rotating independently of one another.