Granted Patent
Utility
US 4,555,417 · App. 06/470,836
Method for coating a substrate with a foamed proteinaceous product
Inventors:
Paul W. Gibson, Frank T. Orthoefer
Patented Case
View Patent ↗
Granted: Nov 26, 1985
Filed: Apr 8, 1983
Inventors
Paul W. Gibson
Frank T. Orthoefer
Assignee (at issue)
A.E. Staley Manufacturing Company
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.