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:
Apr. 24, 2012
Filed:
Mar. 09, 2007
Applicants:
Clifford Spiro, Naperville, IL (US);
George Steuer, Oswego, IL (US);
Frank B. Kaufman, Geneva, IL (US);
Inventors:
Clifford Spiro, Naperville, IL (US);
George Steuer, Oswego, IL (US);
Frank B. Kaufman, Geneva, IL (US);
Assignee:
Cabot Microelectronics Corporation, Aurora, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B24B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention is directed to a method for polishing a surface comprising tungsten carbide, comprising contacting a surface comprising tungsten carbide with an oxidizing agent, a polishing component, and a liquid carrier, and abrading at least a portion of the surface to polish the surface. The invention further provides a method for reconditioning a workpiece comprising tungsten carbide. The invention also provides a cutting tool insert having a highly polished surface.