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:
Jul. 24, 2018
Filed:
Jun. 05, 2017
Applicant:
Infineon Technologies Ag, Neubiberg, DE;
Inventors:
Adolf Koller, Regensburg, DE;
Bernhard Drummer, Tegernheim, DE;
Assignee:
Infineon Technologies AG, Neubiberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B81C 1/00 (2006.01); B81B 7/00 (2006.01);
U.S. Cl.
CPC ...
B81C 1/00825 (2013.01); B81B 7/0016 (2013.01);
Abstract
A method of removing a reinforcement ring from a wafer is described. The method includes forming a ring-shaped recess in a first surface of the wafer and separating the reinforcement ring from an inner region of the wafer along the ring-shaped recess.