Granted Patent
Utility
US 5,584,513 · App. 08/337,651
Push in plastic tube fitting
Inventors:
Michael A. Sweeny, John R. Greco, Donald E. Washkewicz
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Nov 10, 1994
Inventors
Michael A. Sweeny
John R. Greco
Donald E. Washkewicz
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.