Granted Patent
Utility
US 5,649,159 · App. 08/445,817
Data processor with a multi-level protection mechanism, multi-level protection circuit, and method therefor
Inventors:
Chinh H. Le, James B. Eifert
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: May 22, 1995
Inventors
Chinh H. Le
James B. Eifert
Assignee (at issue)
Motorola, 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.