Granted Patent
Utility
US 6,824,320 · App. 10/702,161
Film core article and method for making same
Inventors:
Roger S. Kerr, Timothy J. Tredwell, Diane M. Carroll-Yacoby, Christopher L. DuMont, Peter M. Stwertka
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Nov 5, 2003
Inventors
Roger S. Kerr
Timothy J. Tredwell
Diane M. Carroll-Yacoby
Christopher L. DuMont
Peter M. Stwertka
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.