Granted Patent
Utility
US 4,000,357 · App. 05/501,701
Polymerization of ethylene with oxygen and organic initiators
Inventor:
John P. Marano, Jr.
Patented Case
View Patent ↗
Granted: Dec 28, 1976
Filed: Aug 29, 1974
Inventor
John P. Marano, Jr.
Assignee (at issue)
Union Carbide Corporation
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.