Granted Patent
Utility
US 6,162,473 · App. 09/180,105
Hemicellulase use in feeds with low caloric content
Inventors:
Douglas W. Fodge, Humg-Yu Hsiao
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Nov 3, 1998
Inventors
Douglas W. Fodge
Humg-Yu Hsiao
Assignee (at issue)
Chemgen Corporation
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.