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:
Jan. 15, 2008
Filed:
Jun. 01, 2005
Edward Shannon Royer, Missouri City, TX (US);
Edward Shannon Royer, Missouri City, TX (US);
TIW Corporation, Houston, TX (US);
Abstract
A circulation toolfor use downhole in a well includes a housinghaving one or more bypass portsfor circulation between a bore in the housing and an annulus surrounding the housing. A sleeveis axially movable within the housing, and axially spaced sealsseal between the sleeve and the housing when the sleeve is in the closed position. A ballis rotatably mounted to the sleeve, and includes a seatabout a central borein the ball for engagement with a plug. When the sleeve closes off the circulation ports, the ball is rotated to the open position with a substantially full bore diameter.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile