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:
May. 28, 2013
Filed:
Jul. 23, 2010
Ronald W. Yater, Houston, TX (US);
Lawrence E. Wells, Yorba Linda, CA (US);
Neil Edward West, Corona, CA (US);
Cliff Swiontek, Brea, CA (US);
Howard Ervin, Spring, TX (US);
Ronald W. Yater, Houston, TX (US);
Lawrence E. Wells, Yorba Linda, CA (US);
Neil Edward West, Corona, CA (US);
Cliff Swiontek, Brea, CA (US);
Howard Ervin, Spring, TX (US);
Varco I/P, Inc., Houston, TX (US);
Abstract
A clamp for clamping to two tubulars, each of the two tubulars including a component of a top drive system, the two tubulars threadedly connected together, the clamp for inhibiting relative rotation of the two tubulars, each of the two tubulars having at least one tubular projection projecting therefrom, the clamp including a clamp body having an interior surface, a plurality of clamp projections projecting inwardly from the interior surface of the clamp body for holding the at least one tubular projection projecting from each of the two tubulars.