Granted Patent
Utility
US 5,746,400 · App. 08/759,958
Rail crossing assembly
Inventors:
James A. Remington, Kenneth L. Schultz, Russell R. Hein
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: Dec 3, 1996
Inventors
James A. Remington
Kenneth L. Schultz
Russell R. Hein
Assignee (at issue)
ABC Rail Products Corporation
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.