Granted Patent
Utility
US 4,282,254 · App. 06/081,975
Dog food of improved acceptability
Inventors:
Roger W. Franzen, Gerald Greber, William Rieken
Patented Case
View Patent ↗
Granted: Aug 4, 1981
Filed: Oct 4, 1979
Inventors
Roger W. Franzen
Gerald Greber
William Rieken
Assignee (at issue)
General Foods Limited
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.