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.

Date of Patent:
Apr. 09, 1991

Filed:

Aug. 12, 1988
Applicant:
Inventor:

Andrew J Purdes, Garland, TX (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B44C / ; C03C / ; C03C / ;
U.S. Cl.
CPC ...
156646 ; 156645 ; 156655 ; 156657 ; 156662 ; 156612 ; 156D / ; 20419211 ; 252 791 ; 423446 ; 427 38 ;
Abstract

Preferred embodiments first adjust reactor conditions to grow a diamondlike film (114) on a silicon substrate (102). Reactor conditions are then adjusted to etch the diamondlike film surface, providing a high density of diamond nucleation sites (108). Finally, the reactor conditions are adjusted to grow a uniform diamond film (116) on the conditioned diamondlike surface.


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