Granted Patent
Utility
US 5,669,745 · App. 08/521,528
Bumper system for an intermodal auto trailer
Inventor:
John D. Anderson
Patented Case
View Patent ↗
Granted: Sep 23, 1997
Filed: Aug 30, 1995
Inventor
John D. Anderson
Assignee (at issue)
ZefTek, Inc.
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.