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. 15, 2016
Filed:
Aug. 23, 2013
Applicant:
Ecolab Usa Inc., Naperville, IL (US);
Inventors:
Kim Marie Long, Naperville, IL (US);
Michael Kamrath, Aurora, IL (US);
Sean McCue, Chicago, IL (US);
Assignee:
ECOLAB USA Inc., St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B24B 1/00 (2006.01); B24B 37/04 (2012.01); B24B 7/22 (2006.01); C09G 1/02 (2006.01);
U.S. Cl.
CPC ...
B24B 37/044 (2013.01); B24B 7/228 (2013.01); C09G 1/02 (2013.01);
Abstract
Described herein are methods for polishing sapphire surfaces using compositions comprising colloidal silica, wherein the colloidal silica has a broad particle size distribution.