Granted Patent
Utility
US 5,148,936 · App. 07/680,904
Container closure arrangement
Inventor:
Gary C. DeGrow
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Apr 5, 1991
Inventor
Gary C. DeGrow
Assignee (at issue)
Aladdin Synergetics, 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.