Granted Patent
Utility
US 6,704,142 · App. 09/761,086
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Inventors:
Charles H. Caplan, Richard A. Buchroeder, Frederick N. Bushroe, Anthony R. Ford
Patented Case
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Granted: Mar 9, 2004
Filed: Jan 15, 2001
Inventors
Charles H. Caplan
Richard A. Buchroeder
Frederick N. Bushroe
Anthony R. Ford
Assignee (at issue)
Kerr 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.