Granted Patent
Utility
US 4,347,164 · App. 06/214,212
Mono- and poly-metallic supported catalysts
Inventor:
Julius Scherzer
Patented Case
View Patent ↗
Granted: Aug 31, 1982
Filed: Dec 8, 1980
Inventor
Julius Scherzer
Assignee (at issue)
Filtrol 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.