Granted Patent
Utility
US 4,824,015 · App. 07/118,215
Rail brace
Inventors:
Arthur W. Farrell, James A. Remington
Patented Case
View Patent ↗
Granted: Apr 25, 1989
Filed: Nov 6, 1987
Inventors
Arthur W. Farrell
James A. Remington
Assignee (at issue)
ABC Rail 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.