Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Erdan Gu0
Chee-Leong Lee0
Geoffrey Alan Scarsbrook0
Ian Friel0
Martin David Dawson0
Date of Patent
July 3, 2018
0Patent Application Number
146855530
Date Filed
April 13, 2015
0Patent Citations Received
0
Patent Primary Examiner
Patent abstract
A polycrystalline CVD diamond material comprising a surface having a surface roughness Rq of less than 5 nm, wherein said surface is damage free to the extent that if an anisotropic thermal revealing etch is applied thereto, a number density of defects revealed by the anisotropic thermal revealing etch is less than 100 per mm2.
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