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:
Jun. 04, 1996
Filed:
May. 14, 1993
Applicant:
Inventors:
Manus K Wong, San Jose, CA (US);
Sandy M Chew, San Jose, CA (US);
Assignee:
Applied Materials, Inc., Santa Clara, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
118715 ;
Abstract
A metal structure, such as an apparatus used in plasma processing of substrates, is rendered resistant to corrosion by coating components exposed to the plasma with a coating of rhodium. The rhodium coating can be made by electroplating, and preferably has a thickness of at least about 10 microinches, and preferably from about 10 to about 100 microinches. A coating of nickel can be applied between the rhodium coating and the metal component.