Granted Patent
Utility
US 5,686,128 · App. 08/522,449
Apparatus and method for triple co-extruding a snack product
Inventors:
Gregory A. Tracy, Kevin Addesso, Donald C. Winfrey, Alger C. Marable, Robert Straka
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: Aug 31, 1995
Inventors
Gregory A. Tracy
Kevin Addesso
Donald C. Winfrey
Alger C. Marable
Robert Straka
Assignee (at issue)
Nabisco Technology 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.