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:
Dec. 14, 1993
Filed:
Dec. 13, 1991
Applicant:
Inventors:
Friedel S Knemeyer, Granville, OH (US);
David E Slutz, Columbus, OH (US);
Assignee:
General Electric Company, Worthington, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
427249 ; 4272551 ; 4272552 ;
Abstract
A chemical vapor deposition method for producing a flat diamond film substantially free of cracks by forming the diamond film on the surface of a substrate having a convex growth surface wherein the radius of curvature is matched with the tensile stress within the diamond coating produced to compensate for distortion when the film is separated from the substrate.