Granted Patent
Utility
US 4,224,194 · App. 06/015,509
Process for preparing an ethylene oxide catalyst
Inventor:
Stanley B. Cavitt
Patented Case
View Patent ↗
Granted: Sep 23, 1980
Filed: Feb 26, 1979
Inventor
Stanley B. Cavitt
Assignee (at issue)
Texaco Development 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.