Granted Patent
Utility
US 4,365,054 · App. 05/603,479
Ethylene glycol terephthalate production
Inventor:
Bernard D. Stabley, Jr.
Patented Case
View Patent ↗
Granted: Dec 21, 1982
Filed: Aug 11, 1975
Inventor
Bernard D. Stabley, Jr.
Assignee (at issue)
The Firestone Tire & Rubber Company
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.