Granted Patent
Utility
US 5,017,712 · App. 07/217,119
Production of hydrocarbon-soluble salts of molybdenum for epoxidation of olefins
Inventors:
Masahiro Usui, Yasuhiko Higashio
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Jul 8, 1988
Inventors
Masahiro Usui
Yasuhiko Higashio
Assignee (at issue)
Arco Chemical Technology, L.P.
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.