Granted Patent
Utility
US 4,671,421 · App. 06/836,875
Plastic container
Inventors:
Thomas L. Reiber, Gerald R. Robinson
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Mar 6, 1986
Inventors
Thomas L. Reiber
Gerald R. Robinson
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.