Granted Patent
Utility
US 4,239,822 · App. 06/051,070
Propylene/polystyrene composition and method for coating
Inventor:
Theodore L. McGee
Patented Case
View Patent ↗
Granted: Dec 16, 1980
Filed: Jun 22, 1979
Inventor
Theodore L. McGee
Assignee (at issue)
American Can 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.