Granted Patent
Utility
US 6,151,113 · App. 09/051,825
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Inventors:
Stephen J. O'Donohue, Frank P Warner
Patented Case
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Granted: Nov 21, 2000
Filed: Oct 5, 1998
Inventors
Stephen J. O'Donohue
Frank P Warner
Assignee (at issue)
Polymer Laboratories Ltd.
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.