Granted Patent
Utility
US 5,562,045 · App. 08/417,087
Bearing adapter and adapter pad for railway trucks
Inventors:
John W. Rudibaugh, Charles L. Van Auken
Patented Case
View Patent ↗
Granted: Oct 8, 1996
Filed: Apr 5, 1995
Inventors
John W. Rudibaugh
Charles L. Van Auken
Assignee (at issue)
Pennsy 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.