Granted Patent
Utility
US 6,582,105 · App. 09/920,598
Extendable mast arrangement having a coded remote control system
Inventor:
Jerry A. Christensen
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Aug 2, 2001
Inventor
Jerry A. Christensen
Assignee (at issue)
The Will-Burt Company
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.