Granted Patent
Utility
US 6,517,907 · App. 09/831,604
Method of performing an impregnating or extracting treatment on a resin-containing wood substrate
Inventor:
Ole Henriksen
Patented Case
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Granted: Feb 11, 2003
Filed: Jun 18, 2001
Inventor
Ole Henriksen
Assignee (at issue)
FLS Miljo A/S
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.