Granted Patent
Utility
US 4,895,728 · App. 07/093,316
Method of limiting consumption of animal feeds and a self limiting feed product
Inventors:
David C. Weakley, Kent J. Lanter, Danny L. Williams
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Sep 4, 1987
Inventors
David C. Weakley
Kent J. Lanter
Danny L. Williams
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.