Granted Patent
Utility
US 4,284,530 · App. 06/104,330
Novel support for catalysts
Inventor:
Fawzy G. Sherif
Patented Case
View Patent ↗
Granted: Aug 18, 1981
Filed: Dec 17, 1979
Inventor
Fawzy G. Sherif
Assignee (at issue)
Stauffer Chemical Company
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.