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Apparatus and method for polishing semiconductor wafers using pivotable load/unload cups
   
Document Number
US Patent 7367866
Issued Date
May 6, 2008
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Abstract
An apparatus and method for polishing objects, such as semiconductor wafers, utilizes pivotable load/unload cups to transfer the objects to object carriers to polish the objects on at least one polishing surface. The pivoting axes of the pivotable load/unload cups are located between the object carriers.
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Number of Claims:
19
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Owner
InoPla Inc (San Jose, CA)
Published
May 6, 2008
Application Number
11/208,158
Filed
August 18, 2005
US Classification
451/5   451/41
Int'l Classification
B24B   51/00   (20060101)  
Examiner
Attorney/Law Firm
Parent Case
CROSS REFERENCE TO RELATED APPLICATION This application is entitled to the benefit of U.S. Provisional Patent Application Ser. No. 60/605,698, filed on Aug. 30, 2004, which is incorporated herein by reference.
USPTO Field of Search
451/5   451/288   451/287   451/289   451/41   451/57  
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