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:
Dec. 15, 2015
Filed:
Jan. 26, 2011
Applicants:
William C. Allison, Beaverton, OR (US);
Diane Scott, Portland, OR (US);
Alexander William Simpson, Hillsboro, OR (US);
Inventors:
William C. Allison, Beaverton, OR (US);
Diane Scott, Portland, OR (US);
Alexander William Simpson, Hillsboro, OR (US);
Assignee:
NexPlanar Corporation, Hillsboro, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 37/00 (2012.01); B24B 37/26 (2012.01);
U.S. Cl.
CPC ...
B24B 37/26 (2013.01);
Abstract
Polishing pads with concentric or approximately concentric polygon groove patterns are described. Methods of fabricating polishing pads with concentric or approximately concentric polygon groove patterns are also described.