Granted Patent
Utility
US 5,434,035 · App. 08/175,067
Fixer additives used in combination with iron complex based bleaches to improve desilvering
Inventors:
Mary E. Craver, Manuel A. Santos-Rosario, Keith H. Stephen
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Dec 29, 1993
Inventors
Mary E. Craver
Manuel A. Santos-Rosario
Keith H. Stephen
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.