Granted Patent
Utility
US 6,742,656 · App. 10/095,647
Common correct media sump and wing tank design
Inventors:
Larry A. Watters, Daniel S. Placha
Patented Case
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Granted: Jun 1, 2004
Filed: Mar 12, 2002
Inventors
Larry A. Watters
Daniel S. Placha
Assignee (at issue)
Sedgman
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.