Granted Patent
Utility
US 6,769,366 · App. 08/712,369
One piece center sill for a railroad car
Inventors:
Todd L. Lydic, Tamo P. Bianchi, James A. Decker
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Sep 11, 1996
Inventors
Todd L. Lydic
Tamo P. Bianchi
James A. Decker
Assignee (at issue)
Jac Patent Company
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.