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:
Jul. 28, 2009
Filed:
Jun. 10, 2005
Applicants:
Michel Despont, Adliswil, CH;
Roy H. Magnuson, Endicott, NY (US);
Ute Drechsler, Rueschlikon, CH;
Inventors:
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/82 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for protecting a material of a microstructure comprising the material and a noble metal layer against undesired galvanic etching during manufacture, the method comprises forming on the structure a sacrificial metal layer having a lower redox potential than the material, the sacrificial metal layer being electrically connected to the noble metal layer.