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:
Sep. 08, 2009
Filed:
Mar. 28, 2005
Applicants:
Hidemichi Furiata, Nagano, JP;
Satoshi Kimura, Nagano, JP;
Minoru Marumo, Nagano, JP;
Inventors:
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 5/12 (2006.01); B05D 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for manufacturing a wiring substrate includes the steps of: (a) patterning a surface-active agent on a substrate having first and second areas to be remained on the first area; (b) removing residues of the surface-active agent in the second area by wet-etching with an alkali; (c) patterning a catalyst to be remained on one of the second area of the substrate and the surface-active agent; and (d) depositing a metal layer on the catalyst to thereby form a wiring.