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:
Mar. 03, 2009
Filed:
Oct. 14, 2005
Applicant:
Kenji Kobayashi, Osaka, JP;
Inventor:
Kenji Kobayashi, Osaka, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 23/485 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device has a first interlayer insulating film formed on a substrate, having a first interconnection buried therein, and having a depressed portion and an insulating barrier film formed on the first interlayer insulating film. A second interlayer insulating film is formed to fill in the depressed portion, cover the upper surface of the insulating barrier film, and have a second interconnection buried therein.