Granted Patent
Utility
US 6,330,863 · App. 09/561,152
Railroad car tub
Inventors:
Todd L. Lydic, William E. Kurtz
Patented Case
View Patent ↗
Granted: Dec 18, 2001
Filed: Apr 28, 2000
Inventors
Todd L. Lydic
William E. Kurtz
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.