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. 05, 1988

Filed:

May. 29, 1986
Applicant:
Inventors:

Christopher J Wort, Towcester, GB;

Stuart P Speakman, Chelmsford, GB;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
20419215 ; 20419216 ; 20419226 ; 20419228 ;
Abstract

A prior art method of depositing Germanium Carbide involves the use of glow discharge techniques which are problematic in that they require high substrate temperatures. Methods embodying the present invention comprise exposing a target of germanium to a plasma comprising an inert gas and a halocarbon gas. The plasma is maintained by means of a radio frequency magnetron electrode which is associated with the target. Atoms and ions of Germanium and Carbon are sputtered onto the substrate in order to deposit the Germanium Carbide.


Find Patent Forward Citations

Wort, Christopher. (1988). Methods of depositing germanium carbide (U.S. Patent No. 4735699). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4735699

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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