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. 11, 2003
Filed:
Jan. 24, 2001
Paul David Howlett, Aberdeen, GB;
SPS-AFOS Group Limited, Westhill, GB;
Abstract
A cleaning tool ( ) for cleaning casing within a wellbore is comprised of an upper ( ) and lower ( ) sleeve which are mounted via ball bearings ( ) on a work string ( ). The ball bearings enable the upper ( ) and lower ( ) sleeves to have no or negligible rotational movement notwithstanding rotation of the work string ( ). The upper ( ) and lower ( ) sleeve limit the axial movement of the cleaning tool ( ) along the work string ( ). The cleaning tool ( ) is further comprised of at least one lantern ( ) which supports the plurality of cleaning member ( ) which may be brushes or scraping blades.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile