Granted Patent
Utility
US 4,945,075 · App. 07/445,253
Oxidative secondary rhodium recovery process
Inventors:
Michael R. Cushman, Vincent Alvin Nicely, Brent Alan Tennant, Joseph Robert Zoeller
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Dec 4, 1989
Inventors
Michael R. Cushman
Vincent Alvin Nicely
Brent Alan Tennant
Joseph Robert Zoeller
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.