Granted Patent
Utility
US 5,356,044 · App. 08/118,616
Tamper evident seal for dispensing closure
Inventor:
Donald H. LaVange, Jr.
Patented Case
View Patent ↗
Granted: Oct 18, 1994
Filed: Sep 10, 1993
Inventor
Donald H. LaVange, Jr.
Assignee (at issue)
Polytop LLC
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.