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:
Mar. 21, 2006

Filed:

Nov. 14, 2003
Applicant:

Po-chih Liu, Taipei County, TW;

Inventor:

Po-Chih Liu, Taipei County, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 3/02 (2006.01); H05K 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A substrate comprises at least a semi-finished substrate, a circuit line, a contact and a solder mask layer. The circuit line and the contact are formed on the semi-finished substrate. The circuit line and the contact are connected together non-integrally. The solder mask layer is formed over the semi-finished substrate to cover the circuit line. The solder mask layer has an opening in which the contact is formed.


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