Granted Patent
Utility
US 6,732,418 · App. 10/278,980
Method of constructing a rail track on a concrete slab and a temporary tie plate for use in the method
Inventor:
Nicolas Rada
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Oct 24, 2002
Inventor
Nicolas Rada
Assignee (at issue)
ALSTOM Holdings
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.