Granted Patent
Utility
US 6,602,465 · App. 09/818,487
Gelatinous wood preservative
Inventors:
David J. Ostby, Michael J. Maloney
Patented Case
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Granted: Aug 5, 2003
Filed: Mar 27, 2001
Inventors
David J. Ostby
Michael J. Maloney
Assignee (at issue)
STN
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.