Granted Patent
Utility
US 5,149,854 · App. 07/624,648
Preparation of platinum group metal and rhenium carboxylates
Inventor:
Thomas E. Nappier
Patented Case
View Patent ↗
Granted: Sep 22, 1992
Filed: Dec 10, 1990
Inventor
Thomas E. Nappier
Assignee (at issue)
Mooney Chemicals, Inc.
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.