Granted Patent
Utility
US 5,169,353 · App. 07/683,308
Mechanism and method for interlocking two non-latex balloons
Inventor:
David A. Myers
Patented Case
View Patent ↗
Granted: Dec 8, 1992
Filed: Apr 10, 1991
Inventor
David A. Myers
Assignee (at issue)
Anagram International, 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.