Granted Patent
Utility
US 6,154,313 · App. 09/248,704
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Inventors:
Wayne E. Isbell, Robert E. Wallace
Patented Case
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Granted: Nov 28, 2000
Filed: Feb 11, 1999
Inventors
Wayne E. Isbell
Robert E. Wallace
Assignee (at issue)
Litton Systems, 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.