Granted Patent
Utility
US 6,016,835 · App. 09/027,711
Hydraulic quick disconnect coupling
Inventor:
Ojars Maldavs
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Feb 23, 1998
Inventor
Ojars Maldavs
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.