Granted Patent
Utility
US 4,282,983 · App. 06/167,991
Container with improved spring-like hinge
Inventor:
Peter T. Swartzbaugh
Patented Case
View Patent ↗
Granted: Aug 11, 1981
Filed: Jul 14, 1980
Inventor
Peter T. Swartzbaugh
Assignee (at issue)
Owens-Illinois 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.