Granted Patent
Utility
US 5,553,673 · App. 08/215,681
Modular self-contained pump unit for vehicle mounting
Inventor:
Scott Hackman
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: Mar 22, 1994
Inventor
Scott Hackman
Assignee (at issue)
Simon Ladder Towers, 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.