Granted Patent
Utility
US 4,265,804 · App. 06/001,112
Oriented polyester articles having improved ultraviolet stability (III)
Inventors:
Joseph S. Zannucci, John M. Wininger
Patented Case
View Patent ↗
Granted: May 5, 1981
Filed: Jan 5, 1979
Inventors
Joseph S. Zannucci
John M. Wininger
Assignee (at issue)
EASTMAN KODAK 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.