Granted Patent
Utility
US 5,712,009 · App. 08/122,842
Coextruded multilayer plastic container utilizing post consumer plastic
Inventors:
Duane H. Moore, Richard W. M. Ritter, Jr.
Patented Case
View Patent ↗
Granted: Jan 27, 1998
Filed: Sep 16, 1993
Inventors
Duane H. Moore
Richard W. M. Ritter, Jr.
Assignee (at issue)
Owens-Illinois Plastic Products 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.