Granted Patent
Utility
US 6,571,938 · App. 10/268,222
Extendable conveyor with additional boom section
Inventor:
Phillip J. Gilmore
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Oct 10, 2002
Inventor
Phillip J. Gilmore
Assignee (at issue)
Rapistan Systems Advertising Corp.
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.