Granted Patent
Utility
US 4,756,921 · App. 06/737,441
Bran extrusion process
Inventors:
Thomas P. Calandro, Robert Straka, Marsha K. Verrico
Patented Case
View Patent ↗
Granted: Jul 12, 1988
Filed: May 24, 1985
Inventors
Thomas P. Calandro
Robert Straka
Marsha K. Verrico
Assignee (at issue)
Nabisco Brands, 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.