Granted Patent
Utility
US 5,169,033 · App. 07/791,124
Container-closure assembly including a screw-cap having anti-backoff teeth on its threads
Inventor:
Joseph J. Shay
Patented Case
View Patent ↗
Granted: Dec 8, 1992
Filed: Nov 13, 1991
Inventor
Joseph J. Shay
Assignee (at issue)
Specialty Packaging Licensing Company, 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.