Granted Patent
Utility
US 6,425,593 · App. 09/814,205
Aluminum frame hanger for axle/suspension systems
Inventors:
Eric W. Fabris, John E. Ramsey
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: Mar 21, 2001
Inventors
Eric W. Fabris
John E. Ramsey
Assignee (at issue)
The Boler Company
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.