Granted Patent
Utility
US 5,655,429 · App. 08/568,628
Hydraulic pilot brake valve
Inventors:
Frederick W. Cords, David E. Frye
Patented Case
View Patent ↗
Granted: Aug 12, 1997
Filed: Dec 7, 1995
Inventors
Frederick W. Cords
David E. Frye
Assignee (at issue)
Commercial Intertech Limited
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.