Granted Patent
Utility
US 4,351,923 · App. 06/212,776
Process for terpolymer polyblends having high gloss and ductility
Inventor:
Edward F. Tokas
Patented Case
View Patent ↗
Granted: Sep 28, 1982
Filed: Dec 4, 1980
Inventor
Edward F. Tokas
Assignee (at issue)
Monsanto 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.