Granted Patent
Utility
US 6,031,116 · App. 09/209,700
Process for the direct oxidation of olefins to olefin oxides
Inventors:
Robert G. Bowman, Joseph L. Womack, Howard W. Clark, Joseph J. Maj, George E. Hartwell
Patented Case
View Patent ↗
Granted: Feb 29, 2000
Filed: Dec 11, 1998
Inventors
Robert G. Bowman
Joseph L. Womack
Howard W. Clark
Joseph J. Maj
George E. Hartwell
Assignee (at issue)
THE DOW CHEMICAL 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.