Granted Patent
Utility
US 5,458,235 · App. 08/173,175
Gift product
Inventor:
Irving I. Stone
Patented Case
View Patent ↗
Granted: Oct 17, 1995
Filed: Dec 23, 1993
Inventor
Irving I. Stone
Assignee (at issue)
American Greetings 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.