Granted Patent
Utility
US 4,873,379 · App. 07/198,364
Process for making 1,3-diols from epoxides
Inventor:
Mark A. Murphy
Patented Case
View Patent ↗
Granted: Oct 10, 1989
Filed: May 25, 1988
Inventor
Mark A. Murphy
Assignee (at issue)
Hoechst Celanese 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.