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:
Dec. 21, 2004
Filed:
Jan. 20, 2004
Applicant:
Inventors:
Claudia Göltl, Schwandorf, DE;
Frank Kuhn, Munich, DE;
Assignee:
Osram Opto Semiconductors GmbH, Regensburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/100 ;
U.S. Cl.
CPC ...
H01L 2/100 ;
Abstract
In order to subdivide a wafer ( ) into chips, recesses ( ) are introduced from a rear side ( ), said recesses weakening the wafer ( ) at the breaking points. As a result, it is possible to produce chips whose length dimensions are less than twice the thickness of the chips.