Granted Patent
Utility
US 5,816,394 · App. 08/898,807
Ecologically acceptable package for a recording medium
Inventors:
Patrick J. O'Brien, Arthur Kern
Patented Case
View Patent ↗
Granted: Oct 6, 1998
Filed: Jul 23, 1997
Inventors
Patrick J. O'Brien
Arthur Kern
Assignee (at issue)
Ivy Hill 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.