Granted Patent
Utility
US 5,915,744 · App. 08/826,896
Rail anchor removal
Inventor:
Stephen G. Cotsford
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: Apr 9, 1997
Inventor
Stephen G. Cotsford
Assignee (at issue)
HARSCO 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.