Granted Patent
Utility
US 4,446,249 · App. 06/378,928
Copper catalyst compositions for fluid-bed oxyhydrochlorination of ethylene
Inventor:
Jamal S. Eden
Patented Case
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Granted: May 1, 1984
Filed: May 17, 1982
Inventor
Jamal S. Eden
Assignee (at issue)
B. F. Goodrich 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.