Granted Patent
Utility
US 5,089,246 · App. 07/617,821
Process for converting carbon disulfide to hydrogen sulfide in hydrogen sulfide/carbon disulfide mixtures
Inventor:
George R. Schatz
Patented Case
View Patent ↗
Granted: Feb 18, 1992
Filed: Nov 26, 1990
Inventor
George R. Schatz
Assignee (at issue)
Atochem North America, Inc.
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.