Granted Patent
Utility
US 5,232,114 · App. 07/927,829
Full-open convenience closure
Inventor:
Edgar H. Zysset
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Aug 10, 1992
Inventor
Edgar H. Zysset
Assignee (at issue)
Crown, Cork & Seal 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.