Granted Patent
Utility
US 5,015,765 · App. 07/411,194
Process for isolating hydroxamic acids
Inventors:
Gerald J. Murphy, John W. Ager, Matthew I. Levinson
Patented Case
View Patent ↗
Granted: May 14, 1991
Filed: Sep 20, 1989
Inventors
Gerald J. Murphy
John W. Ager
Matthew I. Levinson
Assignee (at issue)
FMC CORPORATION
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.