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:
Nov. 14, 2006

Filed:

May. 27, 2002
Applicants:

Petrus Cornelis Paulus Bouten, Eindhoven, NL;

Frederik Hendrik In't Veld, Eindhoven, NL;

Roger Maria Helmut Godfried Wehrens, Eindhoven, NL;

Inventors:
Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26F 3/00 (2006.01); H01L 21/78 (2006.01);
U.S. Cl.
CPC ...
Abstract

A substrate () having a first groove () is provided with a protrusion () on the first groove (). This protrusion () preferably has a top with an apex angle of 30 to 150 degrees and results in a controlled breaking of the substrate () and a minimum of loss due to deviations of the crack initiated at the protrusion ().


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