Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hugues Obame0
Julien Sellier0
René Gy0
Date of Patent
March 28, 2017
Patent Application Number
13821931
Date Filed
September 12, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A glass sheet, the thickness of which is at most 2 mm, including a surface zone under compression and a central zone under tension, such that the depth at which the transition between compression and tension occurs is at least 100 micrometers, the ratio between the depth and the thickness being at least 0.1, the sheet additionally being such that the flexural stress at break in a “ring-on-tripod” test is at least 70 MPa, after Vickers indentation under a load of 60 N.
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