Granted Patent
Utility
US 6,505,564 · App. 09/863,812
Well car with cross member
Inventor:
Mohamed A. Khattab
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: May 23, 2001
Inventor
Mohamed A. Khattab
Assignee (at issue)
National Steel Car Limited
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.