Granted Patent
Utility
US 6,006,557 · App. 08/927,334
Computer physical security device
Inventors:
Stewart R. Carl, Alice M. Kasahara, Arthur H. Zarnowitz, William Murray
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Sep 11, 1997
Inventors
Stewart R. Carl
Alice M. Kasahara
Arthur H. Zarnowitz
William Murray
Assignee (at issue)
ACCO BRANDS CORPORATION
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.