Granted Patent
Utility
US 4,454,169 · App. 06/365,184
Catalytic particles and process for their manufacture
Inventors:
Jean M. Hinden, Michael Katz, Jurgen Gauger
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: Apr 5, 1982
Inventors
Jean M. Hinden
Michael Katz
Jurgen Gauger
Assignee (at issue)
Diamond Shamrock 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.