Granted Patent
Utility
US 6,019,399 · App. 08/990,206
Split-ring fluid coupling for corrugated tubing and method of assembly
Inventor:
Michael A. Sweeney
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Dec 13, 1997
Inventor
Michael A. Sweeney
Assignee (at issue)
Parker-Hannifin Corporation
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.