Granted Patent
Utility
US 5,834,829 · App. 08/706,586
Energy relieving crack stop
Inventors:
Bettina Dinkel, Pei-Ing Lee, Ernest N. Levine
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Sep 5, 1996
Inventors
Bettina Dinkel
Pei-Ing Lee
Ernest N. Levine
Assignees (at issue)
International Business Machines Corporation
Siemens Components, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.