Granted Patent
Utility
US 5,556,139 · App. 08/197,635
Hydraulic coupling
Inventor:
Steven Wilkins
Patented Case
View Patent ↗
Granted: Sep 17, 1996
Filed: Feb 17, 1994
Inventor
Steven Wilkins
Assignee (at issue)
Snap-Tite, 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.