Granted Patent
Utility
US 5,074,598 · App. 07/546,157
Hose construction, coupling unit and system therefor
Inventors:
David A. Masseth, John D. Sanders
Patented Case
View Patent ↗
Granted: Dec 24, 1991
Filed: Jun 28, 1990
Inventors
David A. Masseth
John D. Sanders
Assignee (at issue)
Dayco Products, LLC
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.