Granted Patent
Utility
US 5,788,027 · App. 08/870,877
Trim shoe
Inventors:
Bruce W. Shute, Joseph F. Formolo
Patented Case
View Patent ↗
Granted: Aug 4, 1998
Filed: Jun 6, 1997
Inventors
Bruce W. Shute
Joseph F. Formolo
Assignee (at issue)
Westinghouse Air Brake Co.
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.