Granted Patent
Utility
US 5,925,397 · App. 09/020,751
Leavening acid composition produced by heating monocalcium phosphate at elevated temperatures
Inventor:
Frank H. Y. Chung
Patented Case
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Granted: Jul 20, 1999
Filed: Feb 9, 1998
Inventor
Frank H. Y. Chung
Assignee (at issue)
Rhodia, 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.