Granted Patent
Utility
US 4,698,228 · App. 06/798,419
Process for extruding dough as used in producing crisp breads
Inventors:
Robert Straka, Edgar A. Ross, Fred Vanderveer
Patented Case
View Patent ↗
Granted: Oct 6, 1987
Filed: Nov 15, 1985
Inventors
Robert Straka
Edgar A. Ross
Fred Vanderveer
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.