Granted Patent
Utility
US 6,205,932 · App. 09/063,016
Autorack railcar structure
Inventor:
Mohamed A. Khattab
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Apr 21, 1998
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.