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. 25, 2003
Filed:
Jul. 26, 2001
Applicant:
Inventors:
Kouji Tange, Tokyo, JP;
Kunihiro Hosono, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 9/00 ;
U.S. Cl.
CPC ...
G03F 9/00 ;
Abstract
A completely-light-shielding Cr section of the scribe-line region assumes a light-shielding structure of self-aligned type. A dicing mark section assumes a light-shielding structure of Cr setback type. A pattern section of a device region assumes a light-shielding structure of HT pattern type.