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:
Mar. 31, 2015
Filed:
May. 05, 2009
Thomas M. Redlinger, Houston, TX (US);
Thomas Koithan, Houston, TX (US);
Christopher M. Vreeland, Houston, TX (US);
Wesley Don Heiskell, Cypress, TX (US);
Andrew Antoine, Houston, TX (US);
Scott Mcintire, Houston, TX (US);
Thomas M. Redlinger, Houston, TX (US);
Thomas Koithan, Houston, TX (US);
Christopher M. Vreeland, Houston, TX (US);
Wesley Don Heiskell, Cypress, TX (US);
Andrew Antoine, Houston, TX (US);
Scott McIntire, Houston, TX (US);
Weatherford Technology Holdings, LLC, Houston, TX (US);
Abstract
A mud motor for use in a wellbore includes: a stator; a rotor, the stator and rotor operable to rotate the rotor in response to fluid pumped between the rotor and the stator; and a lock. The lock is operable to: rotationally couple the rotor to the stator in a locked position, receive an instruction signal from the surface, release the rotor in an unlocked position, and actuate from the locked position to the unlocked position in response to receiving the instruction signal.