Granted Patent
Utility
US 5,878,402 · App. 08/863,646
System and method for uniformly delivering feed rations to the feedbunks of animal pens in a feedlot
Inventors:
Sherman H. Brewster, J. Sam Cureton, James Carish, Michael A. Ackerman
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: May 27, 1997
Inventors
Sherman H. Brewster
J. Sam Cureton
James Carish
Michael A. Ackerman
Assignee (at issue)
Lextron, Inc.
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.