Granted Patent
Utility
US 6,233,588 · App. 09/203,455
System for security access control in multiple regions
Inventors:
John Marchoili, John Neilsen, Michael Regelski, Rudy Prokupets, David Zientara, Robert Rozwod
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Dec 2, 1998
Inventors
John Marchoili
John Neilsen
Michael Regelski
Rudy Prokupets
David Zientara
Robert Rozwod
Assignee (at issue)
Lenel Systems International, 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.