Granted Patent
Utility
US 5,448,615 · App. 08/298,089
Film cassette
Inventor:
Jeffrey C. Robertson
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Aug 30, 1994
Inventor
Jeffrey C. Robertson
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.