Granted Patent
Utility
US 5,648,258 · App. 08/436,378
Anthraquinone inhibition of methane production in a ruminant animal
Inventor:
James M. Odom
Patented Case
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Granted: Jul 15, 1997
Filed: Jul 24, 1995
Inventor
James M. Odom
Assignee (at issue)
Bio-Technical Resources
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.