Granted Patent
Utility
US 4,036,784 · App. 05/722,319
Method of producing an extruded catalyst composition
Inventors:
Stanley A. Gembicki, Stefan H. Aeschbach
Patented Case
View Patent ↗
Granted: Jul 19, 1977
Filed: Sep 10, 1976
Inventors
Stanley A. Gembicki
Stefan H. Aeschbach
Assignee (at issue)
UOP LLC
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.