Granted Patent
Utility
US 4,431,218 · App. 06/346,350
Fluid coupling and method of making same
Inventors:
Vernon Paul, Jr., James D. Fox
Patented Case
View Patent ↗
Granted: Feb 14, 1984
Filed: Feb 5, 1982
Inventors
Vernon Paul, Jr.
James D. Fox
Assignee (at issue)
DayCo Holdings, LP
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.