Granted Patent
Utility
US 5,676,270 · App. 08/661,953
Threaded container torque retention system for use with a threaded closure
Inventor:
Charles E. Roberts, Jr.
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Jun 12, 1996
Inventor
Charles E. Roberts, Jr.
Assignee (at issue)
AptarGroup, 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.