Granted Patent
Utility
US 6,439,640 · App. 09/781,769
Pivoting rail having tonneau cover system
Inventor:
Donald G. Wheatley
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Feb 12, 2001
Inventor
Donald G. Wheatley
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.