US Patent 9186773 Retaining ring with shaped surface
Patent 9186773 was granted and assigned to Applied Materials on November, 2015 by the United States Patent and Trademark Office.
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Patent abstract
A retaining ring can be shaped by machining or lapping the bottom surface of the ring to form a shaped profile in the bottom surface. The bottom surface of the retaining ring can include flat, sloped and curved portions. The lapping can be performed using a machine that dedicated for use in lapping the bottom surface of retaining rings. During the lapping the ring can be permitted to rotate freely about an axis of the ring. The bottom surface of the retaining ring can have curved or flat portions.
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US Patent 09186773 Retaining ring with shaped surface US Patent 9186773 Retaining ring with shaped surface
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Patent Number
0918677300
Patent Number
918677300
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Official Website
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Infobox
Is a
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
091867730
Date of Patent
November 17, 2015
0Patent Application Number
140692070
Date Filed
October 31, 2013
0Official Website
Patent Primary Examiner
Edits on 27 Sep, 2022
Golden AI
Infobox
Is a
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
091867730
Date of Patent
November 17, 2015
0Patent Application Number
140692070
Date Filed
October 31, 2013
0Official Website
Patent Primary Examiner
Edits on 17 Jun, 2022
Golden AI
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Website URL
Edits on 4 Jan, 2022
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Infobox (+9 properties)
US Patent 09186773 Retaining ring with shaped surface
Infobox
Is a
Patent applicant
Current assignee
Patent jurisdiction
Patent number
09186773
Date of patent
November 17, 2015
Patent application number
14069207
Date Filed
October 31, 2013
Patent primary examiner
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