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:
Aug. 25, 2009
Filed:
Aug. 17, 2006
Applicant:
Chih-chung Chen, Taipei, TW;
Inventor:
Chih-Chung Chen, Taipei, TW;
Assignee:
MPI Corporation, Hsinchu Shien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 1/073 (2006.01); H05K 3/00 (2006.01); B44C 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrical contact device of a probe card includes a base and probes on the base. The base has a top side with a cavity thereon, and the cavity has sidewalls connected to the top side. Anchored portion are provided on the sidewalls of the cavity. Each of the probes has a first end and a second end, wherein the first end is connected to the anchored portion, and the second end is extended toward the cavity respectively.