Granted Patent
Utility
US 5,846,581 · App. 08/792,000
Chromium (III) salts of short chain fatty acids composition for use in animal feeds
Inventor:
Douglas Howard Catron
Patented Case
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Granted: Dec 8, 1998
Filed: Jan 31, 1997
Inventor
Douglas Howard Catron
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.