Granted Patent
Utility
US 6,387,605 · App. 09/239,182
Co-developers for black-and-white photothermographic elements
Inventors:
Doreen C. Lynch, Paul G. Skoug
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Jan 28, 1999
Inventors
Doreen C. Lynch
Paul G. Skoug
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.