Granted Patent
Utility
US 6,763,935 · App. 10/640,528
Pivotable conveyor skirt board assembly
Inventor:
Arthur C. Ostman
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Aug 13, 2003
Inventor
Arthur C. Ostman
Assignee (at issue)
Nelson Williams Linings, Inc.
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.