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. 13, 2018
Filed:
May. 02, 2014
Weatherford Technology Holdings, Llc, Houston, TX (US);
Karsten Heidecke, Houston, TX (US);
Federico Amezaga, Cypress, TX (US);
Scott McIntire, Houston, TX (US);
Bjoern Thiemann, Burgwedel, DE;
John Fielding Ownby, Houston, TX (US);
WEATHERFORD TECHNOLOGY HOLDINGS, LLC, Houston, TX (US);
Abstract
Embodiments of the invention generally relate to a tubular handling tool. The tool may include a base and a ring or sleeve member. The tool may further include an actuation member configured to move or rotate the ring or sleeve member relative to the base. Additionally, the tool may include a clamp or dog member attached to the base. The clamp or dog member is configured to move between a radially retracted position and a radially extended position as the ring or sleeve member moves or rotates relative to the base.