Granted Patent
Utility
US 5,120,565 · App. 07/593,831
Extruded, high-fat animal feed nugget
Inventors:
Kent J. Lanter, David C. Weakley
Patented Case
View Patent ↗
Granted: Jun 9, 1992
Filed: Oct 5, 1990
Inventors
Kent J. Lanter
David C. Weakley
Assignee (at issue)
PURINA MILLS, LLC
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.