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. 11, 2010
Filed:
Oct. 21, 2008
Applicant:
Frank Hettes, Greentown, PA (US);
Inventor:
Frank Hettes, Greentown, PA (US);
Assignee:
Weiler Corporation, Cresco, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 37/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A brush for cleaning debris from the inner surface of a well bore casing. The brush includes an inner base ring adapted to fit on a shaft, and at least one bristle assembly engaged around the circumference of the base ring. The brush features wire bristles extending radially from its circumference forming a brushing surface, and at least one channel formed in the brushing surface to provide for the evacuation of loosened debris.