IP Library Granted Patent US 6,507,909
Granted Patent Utility
US 6,507,909 · App. 07/479,666

Method for executing trusted-path commands

Inventors: Mary Ellen Zurko, Thomas Andrew Casey, Jr., Morrie Gasser, Judith Shelhorse Hall, Clifford E. Kahn, Andrew H. Mason, Paul Douglas Sawyer, Leslie Richard Kendall, Steven B. Lipner
Patented Case View Patent ↗
Granted: Jan 14, 2003 Filed: Feb 13, 1990
Inventors
Mary Ellen Zurko
Thomas Andrew Casey, Jr.
Morrie Gasser
Judith Shelhorse Hall
Clifford E. Kahn
Andrew H. Mason
Paul Douglas Sawyer
Leslie Richard Kendall
Steven B. Lipner
Assignee (at issue)
COMPAQ Information Technologies Group, L.P.

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.

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Quick Facts
Patent No.
US 6,507,909
App. No.
07/479,666
Filed
1990-02-13
Granted
2003-01-14
Kind
B1