Granted Patent
Utility
US 5,421,362 · App. 08/305,091
System of plumbing for an over-the-road vehicle
Inventor:
David L. Sordello
Patented Case
View Patent ↗
Granted: Jun 6, 1995
Filed: Sep 13, 1994
Inventor
David L. Sordello
Assignee (at issue)
Watts Investment 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.