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:
Oct. 21, 1997
Filed:
May. 31, 1995
Applicant:
Inventor:
Henry Windischmann, Northborough, MA (US);
Assignee:
Saint-Gobain/Norton Industrial Ceramics Corporation, Worcester, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
I01B / ;
U.S. Cl.
CPC ...
428212 ; 428216 ; 428408 ;
Abstract
A synthetic diamond film structure, comprising a generally planar free standing layered diamond structure having a surface area of at least 1000 square millimeters, having the following layers: a first layer having a first thicknesss and a relatively low intrinsic stress; and second layer having a second thickness and a relatively high intrinsic stress; the first thickness being sufficiently thick to prevent the diamond structure from bowing by more than a given distance.