Granted Patent
Utility
US 5,244,545 · App. 07/774,023
Process for removing acetone from carbonylation processes
Inventors:
Steven Leroy Cook, Robert M. Schisla, Jr., Charles E. Outlaw, Joseph Robert Zoeller
Patented Case
View Patent ↗
Granted: Sep 14, 1993
Filed: Oct 9, 1991
Inventors
Steven Leroy Cook
Robert M. Schisla, Jr.
Charles E. Outlaw
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.