Granted Patent
Utility
US 4,802,248 · App. 06/836,370
Crib spring hanger assembly
Inventors:
John W. Moroney, Jugal K. Ralli
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: Mar 5, 1986
Inventors
John W. Moroney
Jugal K. Ralli
Assignee (at issue)
Spalding & Evenflo Companies, 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.