Granted Patent
Utility
US 4,804,549 · App. 06/868,170
Particulate dog food palatability enhancer and process
Inventors:
Joseph Howley, William T. Keehn, Joanna B. Ford, Mary J. Neeb
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: May 22, 1986
Inventors
Joseph Howley
William T. Keehn
Joanna B. Ford
Mary J. Neeb
Assignee (at issue)
Gaines Pet Foods Corp.
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.