Granted Patent
Utility
US 5,458,067 · App. 08/257,014
Two piece center sill shroud for railway cars
Inventors:
John C. Weiss, Cloyd Wirick
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Jun 8, 1994
Inventors
John C. Weiss
Cloyd Wirick
Assignee (at issue)
Johnstown America 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.