Granted Patent
Utility
US 4,814,545 · App. 07/245,485
Process for removing impurities from an aromatic stream
Inventors:
Mark Rule, Gerald Charles Tustin, Regina M. Moncier, Joseph F. Jeter
Patented Case
View Patent ↗
Granted: Mar 21, 1989
Filed: Sep 19, 1988
Inventors
Mark Rule
Gerald Charles Tustin
Regina M. Moncier
Joseph F. Jeter
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.